Which one of the following is a true statement?

A.
A cluster can run multiple messaging engines for a single service integration bus (SIBus).

B.
A service integration bus (SIBus) destination can only exist on a single messaging engine

C.
A single service integration bus (SIBus) can span multiple WebSphere Application Server cells.

D.
A WebSphere Application Server Network Deployment cell can only contain a single service integration bus (SIBus).