Food processing is a secondary sector industry, as it involves the transformation of raw agricultural products into finished food items.

(\text{GDP}) is a measure of the total value of all goods and services produced within a country's borders in a given period.

Food preferences are not a factor that directly contributes to food security, as they are subjective and vary among individuals.

Food processing involves various techniques, such as cleaning, sorting, preserving, and packaging, to convert raw agricultural products into edible and marketable food items.

Agricultural diversification typically reduces the risk of crop failure and enhances resilience to climate change, rather than increasing vulnerability to pests and diseases.

(\text{FDI}) refers to investments made by foreign entities directly into a country's economy, such as establishing businesses or acquiring assets.

Favorable climate conditions are generally not a challenge faced by developing countries in achieving food security, as they can potentially support agricultural production.

Value addition involves transforming raw agricultural products into more valuable and marketable forms, increasing their economic worth.

Fermentation is a natural process that involves the conversion of carbohydrates into alcohol or organic acids by microorganisms, and it is not typically considered a food processing technique.

(\text{PPP}) is an economic concept that compares the purchasing power of different currencies, allowing for a more accurate comparison of living standards across countries.

Favorable weather conditions typically lead to increased agricultural production, which can help stabilize or even reduce food prices, rather than contributing to food inflation.

(\text{WTO}) is an international organization that regulates and facilitates global trade, setting rules and resolving trade disputes among its member countries.

International trade in food does not directly reduce food waste, as it primarily focuses on the exchange of food products between countries.

(\text{GATT}) was a multilateral agreement that aimed to reduce tariffs and other trade barriers among its member countries, promoting freer trade.

Food stamps are a form of government assistance provided to low-income individuals and families to help them purchase food, and they are not considered a type of agricultural subsidy.