单选题Which of the following is a reason why Bob, a technician, should install case fans in the front of acomputer case?（）A It forces hot air out of the PCB The fan is easier to remove and cleanC It forces cooler air into the power supply quicklyD It forces
题目
单选题
Which of the following is a reason why Bob, a technician, should install case fans in the front of acomputer case?（）
A
It forces hot air out of the PC
B
The fan is easier to remove and clean
C
It forces cooler air into the power supply quickly
D
It forces cooler air across the motherboard