Which is not a valid C/C++ prototype for a function called myFunct? A.int myFunct(int x, int y); B.float myFunct(int x) C.void myFunct(void); D.char x(void); 2)What is the return type of the C/C++ function with prototype: int myFunct2(char x, float v, double t); A.char B.int C.float D.double 3)Which is a valid C/C++ function call (assuming that myFunct3 exists)? A.myFunct3; B.myFunct3 x, y; C.myFunct3(); D.int myFunct3(); 4)What is the correct value every C/C++ program should to return upon the completion of the program? a -1 b-1 C.theta D.C/C++ Programs do not return a 5)What is the only function that all C/C++ programs must contain? A. scanf() B. main() C.is Prime() D.C/C++ programs do not return