Answer:
a. Symbolic names made up by the programmer that represents locations in the computer's RAM.
Step-by-step explanation:
Note that in programming, variables value can change, depending on the instructions of the programmer.
For example, if two values 10 and 20 are to be stored in a program and used.
The Programmer would do the following:
A variable name could be like age, sex, salary, year 2020 etc.