Two routers named Atlanta and Brevard are connected by their serial interfaces as shown in the exhibit, but there is no data connectivity between them.
The Atlanta router is known to have a correct configuration.
Given the partial configurations shown in the exhibit, what is the problem on the Brevard router that is causing the lack of connectivity?
A. The serial line encapsulations are incompatible.
B. The subnet mask is incorrect.
C. The bandwidth setting is incompatible with the connected interface.
D. The maximum transmission unit (MTU) size is too large.
E. The IP address is incorrect.
F. A loopback is not set.
