What is the result of this directive?

Consider the EMC NetWorker directive:

<< / >>

+compressasm: .

<< /export/home >>

forget

ignore

What is the result of this directive?
A . Nothing under /export/home is compressed.
B . Only files under /export/home are compressed.
C . All .nsr files under /export/home are obeyed.
D . Nothing under /export/home is backed up.