单选题Which of the following statements about cooling is true？（）A Adapter cards （e.g. modems） do not add to the heat generated in a computer case.B Bus mastering reduces the amount of heat generated inside a computer case.C Removing expansion slot covers can
题目
单选题
Which of the following statements about cooling is true？（）
A
Adapter cards （e.g. modems） do not add to the heat generated in a computer case.
B
Bus mastering reduces the amount of heat generated inside a computer case.
C
Removing expansion slot covers can compromise cooling airflow design.
D
Periodic cleaning of the computer components inside the case has no effect on cooling efficiency.