Solve these quetions about pointers with explanation ..

Which of the types listed below can be the type of a function output parameter? A. B. double C char int all of the above none of the above E 18. What is displayed by the program fragment below int a- 3,b-9 int "pa, "pb, pe pc pa: printf"%4d %4d %4d %4d %4am", a, b, *pa. .pl.:pc A. C. 19. The" symbol means: A. multiplication of two operands B. "pointer to" in a formal parameter list all of the above E. none of the above