Q67. Scenario: A Citrix Administrator has a configured a Citrix policy using Citrix Studio. However, when the administrator restarted a Virtual Delivery Agent (VDA) machine and launched an HDX session hosted on that machine, the policy settings were NOT being applied. Which three statements are possible reasons for this behavior? (Choose three.)
（场景：Citrix管理员使用Citrix Studio配置了Citrix策略。但是，当管理员重新启动虚拟传递代理（VDA）机器并启动托管在该机器上的HDX会话时，就没有应用策略设置。哪三种说法可能是导致这种行为的原因？（选择三个。
AThe VDA machine is NOT registered with the Site where the Citrix policy was configured.
BThe policy settings were overridden by the default settings in the Unfiltered policy
CA policy filter has been applied that excludes the VDA machine that was tested.
DThe VDA machine is NOT able to communicate with the Site database.
EConflicting Citrix policy settings have been configured using a Microsoft Group Policy Object (GPO)