A person needs to be fit physically, mentally and socially. For being in good health, all the three aspects are interrelated. 

Fast food, alcohol, aerated drinks are never healthy for any age groups. It is because the junk foods contain more oil, calories and sugars but no nutritional value. During adolescence, there is a more nutritional  requirement. Thus, it is never advisory for that age group.

Protein rich foods are important for your child's growth and muscles development, specially during puberty. It also meets energy requirements too.

At puberty, a diet rich in proteins is essential for the formation of new cells for growth. Amino acids are assimilated and transformed by our body into other proteins which help in the building of new cells for growth.

Our nutritional requirements change as we move through different life stages. Adolescence place extra demands on the body which need to be met by our daily diet to maintain the best of the health.
During adolescence, there is a growth spurt and the children need plenty of calories and nutrients.
Thus, the correct answer is the option (B), 'Proper diet is needed for the rapid growth taking place in their body'.

During puberty, one must have high calcium and vitamin rich food to help the bones and muscles grow long and strong.

Everyone can get benefit from exercise, it helps us stay fit and healthy, exercise helps burn extra body fat, decreases the risk of diseases like diabetes, blood pressure, cholesterol etc. Thus, the correct answer is option D.

Carbohydrates, proteins and fats are macronutrients which help in the body building mechanism. They regulate several metabolic functions inside the body. Carbohydrates are the major source of energy production in plants and animals. Proteins help in the body building mechanism. Fats are involved in the source of instant energy. Vitamins and minerals form the micro nutrients, i.e., required in small quantity in our body.

All parts of the body must be washed and cleaned every day. If cleanliness is not maintained, there are chances of catching bacterial infections.

Drug abuse is a patterned use of a drug in which the user consumes the substance in amounts or with methods which are harmful to themselves or others, and is a form of  substance-related disorder. The exact cause of drug abuse is not clear, with theories including: a genetic disposition; learned from others - or a habit which if addiction develops, manifests as a chronic debilitating disease.

A small, 6-inch chapati contains 71 calories, 3 grams of protein, 0.4 gram of fat and 15 grams of carbohydrates, including 2 grams of fiber. The chapati is lower in calories and provides more protein and fiber. For most vegetarians, dal is one of the main protein sources. Legumes have protein, and they tend to be good sources of several minerals like potassium and magnesium. Pulses (which most dals are made up off) normally have higher protein content. They contain 18 to 22% gms of protein while the remaining percentage is of carbohydrates. Vegetables are important sources of many nutrients, including potassium, dietary fiber, folate (folic acid), vitamin A, and vitamin C. 

Vegetables and fruits are important sources of many nutrients, including potassium, dietary fibre, folate (folic acid), vitamin A, and vitamin C. 

Food substances that are modified and provides us with health benefits and lowers the risk of diseases are called as the functional food. An example of functional food is oatmeal as it provides soluble fiber and helps to lower the cholesterol. Thus the correct answer is option B.