MATCHING Identify the Letter of the Choice That Best Matches the the Phrase

MATCHING
Identify the letter of the choice that best matches the phrase or definition.
-Another name for a NIC

A) cryptographic key
B) ciphertext
C) gateway
D) node
E) narrowband
F) infrared light
G) communications protocol
H) bandwidth
I) MAC address
J) Ethernet adapter
K) packet
L) RF signals