Did you read the documentation? Everything you are asking is either mentioned in their or easy to find on google. But anyway this is how you need to set it up:
Turn On Vsphere HA --> ENABLE
Enable Host Monitoring --> ENABLE
Admission Control ( Disabled ) --> ENABLE
VM Machine Options --> Leave as is
VM restart Priority ( Medium ) --> Leave as is
Host Isolation response Power Off --> YES
VM Monitoring (Disabled ) --> Leave as is
Monitoring sensitivity ( High ) --> Leave as is
Data Store Heartbeat ( Select any of the Clusters datastores taking into account my preferences ) No one of the Datastore is ticked --> Leave as is