Which statement is true about Stacked Graphs?

Which statement is true about Stacked Graphs?

A.
A Stacked Graph cannot chart more than one metric for an object

B.
Stacked graphs and Line graphs can be seen on the same chart.

C.
All metrics are available for Stacked graphs.

D.
Stacked graphs per virtual machines (VMs) are displayed from the VM performance tab.

Explanation:
Stacked graphs per virtual machines are displayed from the ESX Server performance tab. Stacked Graphs are used for comparative purposes. When creating a stacked graph, only a single metric is allowed.