Which three methods can a vSphere administrator use to automatically synchronize time on a ESXi host?

Which three methods can a vSphere administrator use to automatically synchronize time on a ESXi host?
(Choose three.)
A. Log in to the VMware Host Client, navigate to Host > Manage > Time & date and click Edit settings.
B. Configure the VMware Tools time synchronization.
C. Select the host in the vSphere Web Client, navigate to Configure > System > Time Configuration and click the Edit button.
D. Use the vicfg-ntp command.
E. Use the esxclihardware clock get command in the ESXi Shell.