Which of the following best matches the definition of the ALU?

Contains the ALU and Registers, and the interconnection between them.

Operates on one or more numerical values to perform calculations and operations on data.

Stores a large number of pieces of information, including program data and instructions.

Coordinates the flow of information around the processor.

Stores a small number of pieces of information, commonly the temporary results of calculations.

Carries data between the ALU, registers, memory, and peripherals.

Acts as an interface between the processor and the outside world, including long$-$term storage and user interfaces.