what are the two supported transport modes?

When configuring an EoMPLS PW on a Cisco IOS XR router, what are the two supported
transport modes? (Choose two.)

A.
ethernet (Ethernet port mode)

B.
ip (routed mode)

C.
vlan (VLAN-tagged mode)

D.
transparent (bridged mode)

Explanation:
http://www.cisco.com/en/US/docs/ios_xr_sw/iosxr_r3.8/mpls/configuration/guide/gc38v2.html#wp1
072883
•Ethernet Port Mode
•Ethernet Remote Port Shutdown
•VLAN Mode
•Inter-AS Mode
•QinQ Mode
•QinAny Mode
•Mac-in-Mac Protocol (Provide Backbone Bridging)