Environmental sustainability is not a common theme in the study of race and ethnicity in food. The other three options are all well-established areas of research in this field.

Food apartheid is the term used to describe the practice of denying people access to healthy food based on their race or ethnicity. It is a form of structural racism that has been linked to a number of health problems, including obesity, diabetes, and heart disease.

Lack of knowledge about healthy eating is not a factor that contributes to food insecurity among racial and ethnic minorities. The other three options are all well-established factors that contribute to this problem.

Food displacement is the term used to describe the process by which racial and ethnic minorities are excluded from the mainstream food system. This can happen through a number of mechanisms, such as rising food prices, the closure of grocery stores in minority neighborhoods, and the displacement of minority farmers from their land.

Using food to gentrify minority neighborhoods is not a way to promote racial and ethnic equality. Gentrification is a process that leads to the displacement of minority residents from their homes and businesses. It can also lead to increased food insecurity and other health problems.

Food stereotyping is the term used to describe the practice of using food to promote racial and ethnic stereotypes. This can be done through advertising, media portrayals, or even the way that food is served in restaurants.

Using food to promote cultural assimilation is not a way to resist racial and ethnic oppression. Cultural assimilation is the process by which minority cultures are absorbed into the dominant culture. This can lead to the loss of cultural identity and the erosion of social justice.

Food multiculturalism is the term used to describe the practice of using food to celebrate racial and ethnic diversity. This can be done through cooking classes, festivals, and other events that bring people together to share their food cultures.

Using food to promote colorblindness is not a way to promote racial and ethnic healing. Colorblindness is the belief that race and ethnicity are not important factors in society. This belief can lead to the denial of racial and ethnic injustice and the perpetuation of systemic racism.

Food solidarity is the term used to describe the practice of using food to promote racial and ethnic unity. This can be done through shared meals, community gardens, and other initiatives that bring people together to work towards a common goal.

Using food to promote racial and ethnic segregation is not a way to promote racial and ethnic understanding. Racial and ethnic segregation is the practice of separating people into different groups based on their race or ethnicity. This can lead to discrimination, conflict, and violence.

Food justice is the term used to describe the practice of using food to promote racial and ethnic justice. This can be done through a variety of means, such as supporting minority-owned food businesses, promoting healthy eating in all communities, and advocating for policies that address the root causes of food insecurity.

Using food to promote cultural assimilation is not a way to promote racial and ethnic empowerment. Cultural assimilation is the process by which minority cultures are absorbed into the dominant culture. This can lead to the loss of cultural identity and the erosion of social justice.

Food sovereignty is the term used to describe the practice of using food to promote racial and ethnic self-determination. This means that racial and ethnic groups have the right to control their own food systems, from production to consumption.