Which statement will correctly call a function within a conditional expression?

Which statement will correctly call a function within a conditional expression?
A . IF check_security (lastname) = TRUE THEN GOTO :done END IF
B . IF check_security = lastname = TRUE THEN GOTO :done END IF
C . IF CALL check_security (lastname) = TRUE THEN GOTO :done END IF
D . IF check_security () PASSING IN lastname IS TRUE THEN GOTO :done END IF

View Answer

Answer: A