A system administrator periodically receives calls from users who complain about poor performance with their application. Use the following sar command output to answer the question:<br /> <img src="https://nimg.ppkao.com/2018-08/zhoulian/2018080211490548946.jpg?sign=17342cb3ad4311b037525663e53d3cd3&t=62d2fb4d" /><br /> Which of the following system resources need more investigation?()
A、CPUs
B、Disk
C、Memory
D、NetworkX