Which of the following interfaces is appropriate for an Ethernet adapter that is configured with an IEEE 802.3 frame type？（）

A. Class A
B. Class B
C. Class C
D. Class D

A.lsattr -El
B.lsdev -C
C.prtconf
D.lscfg -l

A./etc/hosts
B./etc/irs.conf
C./etc/netsvc.conf
D./etc/resolv.conf