5.1 What will the following program segments display? A) x = 2; y = x++; cout < < x < < y: B) x = 2: y = ++x; cout < < x < < y: C) x = 2; y = 4; cout < < x++ < < --y; D) x = 2; y = 2 * x++; cout < < x < < y: E) x = 99; if (x++ < 100) cout "It is true! "; else cout < < "It is false! "; F) x = 0; if (++x) else cout < < "It is true! "; cout < < "It is false! ";