Functions are ideal for use in menu-driven programs. when a user selects a menu item, the program can the appropriate function.
a. prototype
b. define
c. call
d. declare

Option (c)

Explanation:

Many times there is some part of code which is very basic or provide a functionality which can be repeated in the code multiple times. So it would wastage of time to write that code again and again. We use functions for this purpose. We define this part under a name and whenever that functionality is required that function is called which can either return something or take some values as parameter. For example - factorial of a number, sort some array, to print something, to get a value.

answer; the correct answer is technician b;

answer; i do believe its (faster);