Analyze the following fragment. Double x = 0; float d = 1; switch (d + 4) {case 5; x++; case 6; --x;} The required default keyword is missing in the switch statement the switch control variable cannot be float a, b, and c are all correct a, b, and c are all incorrect Analyze the following code. int x = -10; for (I = 0; I 0) {system out print(message); k--;}} What is the printout of the call nprint("a", 4.5)? aaaaa aaaa aaa invalid call What is k after involving nPrint ("A message", k); 0 2