Command Line Arguments - Programming

Q1:

Which of the following statements are FALSE about the below code?
int main(int ac, char *av[])
{
}

A
ac contains count of arguments supplied at command-line

B
av[] contains addresses of arguments supplied at a command line

C
In place of ac and av, argc and argv should be used.

D
The variables ac and av are always local to main()

ANS:A -

ac contains count of arguments supplied at command-line

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