Which is not true of a reciprocal agreement?

Which is not true of a reciprocal agreement?

A.
It is a temporary solution.

B.
It is expensive.

C.
It is difficult to enforce.

D.
Most environments are not able to support multiple business operations at one time.

Explanation:

While a reciprocal agreement is difficult to implement and enforce, it
does offer an extremely inexpensive alternative to disaster recovery. It is an
agreement between two companies which usually have very similar technologies, to
open their doors to the other in case of an emergency or disaster.