After the following MIPS code executes, what value will be in register $54? ADDI $50, $0, 2 ADDI $81, $0, 4 SUB $SP, $SP, 32 SW $50, 8 ( $SP ) SW $51, 12( $SP ) MULT $50, $81 MFLO $s2 ADD $53, $82, $SP LW $54, O ($s3 ) 0 2 O 8