Identify the Letter of the Choice That Best Matches the Phrase

Identify the letter of the choice that best matches the phrase or definition.
-Transmission media that uses wire, cable, and other tangible materials to send communications signals.

A) broadcast radio
B) cellular radio
C) 2G
D) 3G
E) 4G
F) physical
G) wireless
H) coaxial
I) infrared
J) twisted-pair
K) Bluetooth
L) UWB
M) WiMAX
N) P2P
O) NFC
P) fiber-optic
Q) latency
R) firewalls
S) RFID
T) dedicated