Which macro should be used to pass the variable argument list from one function to another in a C program?

Which macro should be used to pass the variable argument list from one function to another in a C program?
A . va_copy
B . va_start
C . va_arg
D . va_end

View Answer

Answer: A

Explanation:

The va_copy macro is used to pass the variable argument list from one function to another in a C program.