The nonpersistent approach （ ） the chance of collision because it is unlikely that two or more st

The nonpersistent approach （ ） the chance of collision because it is unlikely that two or more stations will wait the same amount of time and retry to send simultaneously The pstxpersistent approach combines the advantages of the other two strategies . It reduces the chance of collision and improves efficiency. （2018年下半年网络管理员考试上午真题参考答案）