Scenario: A Citrix Engineer is configuring a new XenApp 6.5 farm in order to provide the Sales department with access to a new CRM application. There are 400 users who will be accessing the application, and the application load testing shows 512 MB of RAM utilization for each user during peak time. XenApp will be installed on virtual machines, and the virtual machines will be hosted on XenServer hosts. All three of the XenServer hosts have the following hardware specifications:
1. Dual 6 core CPU
2. 96 GB of RAM
3. 300 GB SAN storage
The Citrix Engineer needs to ensure that users can access their XenApp resources in the event of a server hardware failure. Based on Citrix Best Practices, what would be the recommended configuration?
A. Create a pool with three hosts.
B. Create three pools with one host each.
C. Create a pool with two hosts and enable HA.
D. Create a pool with three hosts and enable HA.