Which three of these statements regarding 802.1Q trunking are correct? (Choose three.)
A.
802.1Q native VLAN frames are untagged by default.
B.
802.1Q trunking ports can also be secure ports.
C.
802.1Q trunks can use 10 Mb/s Ethernet interfaces.
D.
802.1Q trunks require full-duplex, point-to-point connectivity.
E.
802.1Q trunks should have native VLANs that are the same at both ends.
From: https://www.cisco.com/c/en/us/td/docs/switches/lan/catalyst4500/12-2/25ew/configuration/guide/conf/port_sec.html
Port Security Guidelines and Restrictions
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Follow these guidelines when configuring port security:
•A secure port cannot be a trunk port.
•A secure port cannot be a destination port for Switch Port Analyzer (SPAN).
•A secure port cannot belong to an EtherChannel port-channel interface.
•A secure port and static MAC address configuration are mutually exclusive.