Afterexecutingthecommandalterdiskgroupdiskgroup2dropdiskdg2a；youissuethefollowingcommandfromtheASMinstance：Selectgroup_number，count（*）fromv$asm_operation；WhatistheimplicationifthequeryagainstV$ASM_OPERATIONreturnszerorows？（）

A.Thedropdiskoperationisstillproceedingandyoucannotyetruntheundropdisksoperation.

B.Thedropdiskoperationiscompleteandyoucanruntheundropdiskscommandifneeded.

C.Thedropdiskoperationiscompleteandyoucannotruntheundropdiskcommand.

D.ThequerywillfailsincethereisnotaV$ASM_OPERATIONviewavailableinanASMinstance.

E.Noneoftheaboveistrue.