Question

we prefer to have a variety of dishes in the diet what should be the main reason behind this​

Answer 1

Answer:

Because different foods provide different types and amounts of key nutrients, it is important to choose a variety of foods from within each food group. As a bonus, choosing a variety of foods will help to make your meals interesting, so that you don't get bored with your diet.

Answer 2

because when we diet we want to eat many dishes because we love fast food so thats why we do not eat salad