Answer:
A. Arrays are a group of variables that all have the same type.
Explanation:
The correct Option is A. Arrays are a group of variables that all have the same type.
In computer science an array refers to all data structure that is capable of storing more than one item of data (value / variable) at a time or collection of elements (values / variables). Mostly the elements involved in the array are all the same data type. Arrays are tipically implemented in computer programs for data organization in such a way that any related set of values can be searched with ease.