which of the interfaces on Router1 are trunk ports?

Based on the command output below, which of the interfaces on Router1 are trunk ports?

A.
Fa0/1

B.
Fa0/2

C.
Fa0/3

D.
Fa0/5

Explanation:
Interface Fa0/1 is a trunk port. The output shows that it has MAC addresses that belong to VLANs 1, 2 and 3. Only trunk ports can carry traffic from multiple VLANs.
Fa0/2 is not a trunk port. It only carries traffic from VLAN 1.
Fa0/3 is not a trunk port. It only carries traffic from VLAN 1.
Fa0/5 is not a trunk port. It only carries traffic from VLAN 1.
Objective:
Infrastructure Maintenance
Sub-Objective:
Use Cisco IOS tools to troubleshoot and resolve problems

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