which of the following conditions would an administrator consider using the Boot from SAN option for

Under which of the following conditions would an administrator consider using the Boot from SAN option for the ESX Host (Choose Two)?

A.
When concern exists that contention might occur between the Service Console and the VMkernel

B.
To easily replicate the Service Console to a remote site

C.
When using Microsoft Cluster Service

D.
In diskless hardware configurations

Explanation:
VMware ESX 3.0.0 SAN Booting

Disaster Recovery – Boot images stored on disk arrays can be easily replicated to remote sites where standby servers of the same HW type can boot quickly, minimizing the negative effect a disaster can have to the business

iSCSI SAN Configuration Guide ESX 4.0 ESXi 4.0 vCenter Server 4.0, page 52.

Boot from a SAN:
1. If you do not want to handle maintenance of local storage.
2. When you need easy cloning of service consoles.
3. In diskless hardware configurations, such as on some blade systems.