Which statement about the relationship between gateways and route groups is true?

Which statement about the relationship between gateways and route groups is true?

A.
Each gateway can belong to only one route group and can be listed only once within that route

group.

B.
Each gateway can belong to only one route group and can be listed multiple times within that
route group.

C.
Each gateway can belong to multiple route groups and can be listed only once within each
route group.

D.
Each gateway can belong to multiple route groups and can be listed multiple times within each
route group.