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【单选题】
有以下的进程需要调度执行(见2-5表): (1)如果用非抢占式短进程优先调度算法,请问这5个进程的平均周转时问是多少? (2)如果采用抢占式短进程优先调度算法,请问这5个进程的平均周转时间是多少?A.
8.62；6.34
B.
8.62；6.8
C.
10.62；6.34
D.
10.62；6.8
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