What can cause this condition?

The vSphere Data Protection performance analysis results in the “Conditionally Passed” status.What can cause this condition?

A.
The results did not meet the minimum performance expectations.

B.
The read, write, and seek tests were successful.

C.
The read and write tests were successful but the seek test failed.

D.
The read and write tests were successful but the seek test skipped.

Explanation:
https://pubs.vmware.com/vsphere-65/topic/com.vmware.ICbase/PDF/vmware-data-protectionadministration-guide-61.pdf (page 71)