What are variables for programing in the lenguaje c?

Answer 1

https://www.tutorialspoint.com/cprogramming/c_variables.htm
https://fresh2refresh.com/c-programming/c-variables/

Answer 2

https://www.sololearn.com/learn/1352/?ref=app

Answer 3

A variable is an dataname that may be used to store different value which can be changed at different times during execution of program.