Refer to the exhibit. The devices in the network are operational and configured as indicated in the exhibit. However, hosts B and D cannot ping each other. What is the most likely cause of this problem?

Refer to the exhibit. The devices in the network are operational and configured as indicated in the exhibit. However, hosts B and D cannot ping each other. What is the most likely cause of this problem?

• The link between the switches is up but not trunked.
• The Fa0/11 interface of Switch1 is not configured as a trunk.
• Hosts B and D are configured with IP addresses from different subnets.
• VLAN 20 and VLAN 30 are not allowed on the trunk between the switches.

Exam with this question: CCNA Exploration 3: ESwitching Final Exam