Assume the following register contents (hex value): $t0 = 0x00FF00FF, $t1 = 0xABCD1234 a) What is the value of $t2 after the following statements are executed? sll $t2, $t0, 2 or $t2, $t2, $t1 b) What is the value of $t2 after the following statements are executed? sll $t2, $t0, 6 andi $t2, $t2, -15 c) What is the value of $t2 after the following statements are executed? srl $t2, $t0, 8 andi $t2, $t2, 0x0000DFB5