Refer to exhibit.
A customer has a building that needs a switch upgrade. The customer would like at least 20Gbps for the uplink bandwidth out of each closet. The building wiring plan is shown in Exhibit i. The customer will not consider any cabling upgrades at this point. The current proposal is shown in Exhibit 2.
Which correction must the architect make to the proposal to meet the customer requirements?
A . Add an aggregation layer, and connect wiring closet switches to the aggregation layer on Smart Rate pons.
B . Add a mode conditioning cable for each link between the wiring closet switches and the network core.
C . Change the SR transceivers tor each link between the wiring closet switches and me network core to LRM transceivers
D . Add an aggregation layer, and connect wiring closet switches to the aggregation layer with SFP+- SR transceivers
Answer: B