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What are auto variables?

53. What are auto variables?

1. Auto variables are the variables that are visible to all the modules of a program
2. Auto variables are the variables that speed up the allocation of the CPU
3. Auto variables are the variables that are defined inside a function
4. Auto variables are the variables whose scope is limited

Answer: A) Auto variables are the variables that are visible to all the modules of a program

Explanation:

Auto variables are the variables that are visible to all the modules of a program. All the variables are defined as auto variables by default.