____ 59. Suppose that x and y are int variables, ch is a char variable, and the input is: 4 2 A 12 Choose the values of x, y, and ch after the following statement executes: cin >> x >> ch >> y; a. x = 4, ch = 2, y = 12 c. x = 4, ch = ' ', y = 2 b. x = 4, ch = A, y = 12 d. This statement results in input failure