Plenum rated cable generally has the same data transmission performance specifications as regular CAT5e, but there are some differences in the wire pair coating, and the outer jacket of the cable itself. On which situation will plenum-rated cable be used?

A.
When installing cable in damp environments

B.
When installing cable in ceilings

C.
If transmission speeds greater than 100Mbps are required

D.
Where EMI may be an issue