下列关于时间片轮转法的叙述中，哪个是错误的

A．在时间片轮转法中，系统将CPU时间划分成一个个时间段

B．就绪队列中的各进程轮流在CPU上运行，每次运行一个时间片

C．当时间片结束时，运行进程自动让出CPU，该进程进入等待队列

D．如果时间片长度很小，则调度程序剥夺CPU的次数频繁，加重系统开销

An elderly female client, who is quite confused and often does not recognize her children, is admitted to a nursing home. The client appears slovenly in attire, often soiling her clothing with feces and urine. The nurse can best manage this problem by()

A．Putting the client into orientation therapy

B．Toileting the client at least once every 2 hours

C．Supervising the client’s bathroom activities closely

D．Explaining to the client how offensive her behavior is to others