When the rc.cluster script is executed， cluster processes are started in what orde？（）

A、 topsvcs，clstrmgr，clsmuxpd，grpsvcs，emsvcs，clinfo

B、 topsvcs，grpsvcs，emsvcs，clstrmgr，clsmupxpd，clinfo

C、 clstrmgr，clsmuxpd，clinfo，topsvcs，grpsvcs，emsvcs

D、 clstrmgr，topsvcs，clxmuxpd，clinfo，grpsvcs，emsvcs

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