Question: What is a global variable? Group of answer choices Global variables can be accessed and used by any function in a program. Global variables cannot

What is a global variable?
Group of answer choices
Global variables can be accessed and used by any function in a program.
Global variables cannot be accessed and used by any function in a program.
Global variables can be accessed but not used by any function in a program.
Global variables cannot be accessed but not used by any function in a program.

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