Salad
It can be defined as a cold dish prepared of various mixtures of raw or cooked vegetables and other food items usually seasoned (Definition of salad)
One function of base
The base bound the salad looks more appealing
One Function of body
The main taste is dependent on the body
One function of dressing
It develops the taste in the salad
One function of garnish in preparation of salad
It improves the eye appeal of salad
(Any other, any one function of each)