Answer:
Control Unit.
Step-by-step explanation:
The component of CPU that controls the overall operation of computer is control unit.
The control unit, also known as CU, is one of the main component of the Central Processing Unit (CPU). The function of CU is to fetch and instruct computer's logic unit, memory, input and output device. The CU receives information which it turns into signals. Thus controlling the overall operations of computer.
Therefore, control unit is the correct answer.