One of your clients is a college training environment where they would like to have computer
science class lab servers deployed for student use at the beginning of a class term then
automatically reclaim the unused resources at the end of the class term. Which software feature
would allow you to do this?

A.
vCloud Director quotas

B.
vCenter Orchestrator leases

C.
vCloud Automation Center leases

D.
vCloud Automation Center quotas

Explanation:
http://www.vmware.com/pdf/vcac-51-whats-new-guide.pdf(page 23, see the paragraph
after the note)