Your network contains a single Active Directory domain named contoso.com.You have a domain controller named DC1 that runs Windows Server 2003 Service Pack 2 （SP2） that has the DNS Server Windows component installed. You have a member server named Server1 that runs Windows Server 2003 SP2.Server1 fails to update its host （A） record for the contoso.com domain. You need to verify that DNS requests from Server1 are sent to DC1. What should you do？（）
- AOn Server1，restart the server， press F8， and enable boot logging.
- BOn Server1，open the properties of the network adapter and install the Network Monitor Driver.
- COn DC1，open the DNS snap-in and configure debug logging for the DNS Server service.
- DOn DC1，open the DNS snap-in and configure event logging for errors and warnings for the DNS Server service.