Answer:
ALU ( A )
Step-by-step explanation:
ALU ( Arithmetic logic unit ) is a circuit/unit that is embedded in the central processing unit of a computer (CPU). this is where all calculations and logic operations take place inside the CPU. The ALU works with other components of the CPU as well, like The CU ( control unit ) which is saddled with the responsibility of directing the response of every other CPU components to data.