how much additional datastore capacity is required to increase the statistics collection level to maximum for all collection periods, compared to a standard installation?

An administrator is installing a vCenter Server instance to manage 10 ESXi hosts and 100 machines.

Approximately how much additional datastore capacity is required to increase the statistics collection level to maximum for all collection periods, compared to a standard installation?

A.
6GB

B.
9GB

C.
3GB

D.
1GB

Explanation:
VCP4 question.