In a computer, the _________ coordinates and operates the operations and activities taking place within a CPU core, such as retrieving data and instructions and passing them on to the arithmetic/logic unit for execution.
A. bus interface unit
B. control unit
C. prefetch unit
D. application processor unit

Fill in the blank(s) with the appropriate word(s).

control unit

Rationale: In a computer, the control unit coordinates and controls the operations and activities taking place within a CPU core, such as retrieving data and instructions and passing them on to arithmetic/logic unit for execution. In other words, it directs the flow of electronic traffic within the core, much like a traffic cop controls the flow of vehicles on a roadway. See 2-3: How the CPU Works