Refer to the exhibit.
Exhibit 1

Exhibit 2

Client 1 is transmitting traffic to the data center.
Switch 3 transmits the traffic on the link to Switch 1.
How does Switch 1 handle the traffic received from Client 1?

A.
It forwards the traffic over the ISC to Switch 2.

B.
It routes the traffic and forwards it towards the data center.

C.
It drops the traffic.

D.
It forwards the traffic over the keepalive link to Switch 2.

Explanation:

It see that destibation MAC address is accessible