Answer Happy

Which of the following is true about a Global Variable? 1) Global variables are only usable within the scope of the function in which they're defined 2) Global variables are created within a function 3) Global variables cannot be modified by actions within a function a 4) Global variables are able to be used both inside of, and outside, of functions. O 1) Global variables are only usable within the scope of the function in which they're defined O2) Global variables are created within a function O 3) Global variables cannot be modified by actions within a function a 4) Global variables are able to be used both inside of, and outside of functions.