You create a new Active Directory domain. The functional level of the domain is Windows Server 2003. The domain contains five domain controllers that run Windows Server 2008 R2. You need to monitor the replication of the group policy template files. Which tool should you use（）
1、若a=5，b=3，c=4，逻辑表达式!（a+b）&；&；!c的值
若a=5，b=3，c=4，逻辑表达式!（a+b）&；&；!c的值为（）A0B-1C1D2
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