Click the Exhibit button to view the topology.
Assuming default spanning tree configurations are running between two switches with redundant trunks:
A.
Both trunk 1 and trunk 2 will go into blocking mode to avoid loops.
B.
One trunk will go into blocking mode for all VLANs.
C.
Certain VLANs can be blocked on one trunk and other VLANs on the second trunk.
D.
Both trunks can be in a forwarding state for all VLANs.