Identify the Letter of the Choice That Best Matches the Phrase

Identify the letter of the choice that best matches the phrase or definition.
-Mobile computers and devices, such as a mouse, printer, and smartphone, often have this kind of port to enable the transfer of data from one device to another using light waves.

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