[单选题]

The CPU is composed of two components，which are (66) ．(66)
A．asthmatics logic unit and controller
B．arithmetic logic unit and memory
C．memory and controller
D．controller and storage

The CPU is composed of two components，which are (66) ．(66) A．asthmatics logic unit and controllerB．arithmetic logic unit and memoryC．memory and controllerD．controller and storage