Identify the Letter of the Choice That Best Matches the Phrase

Identify the letter of the choice that best matches the phrase or definition.
-Consists of the original article and all subsequent related replies

A) Internet2
B) server
C) Wi-Fi
D) FTTP
E) DSL
F) IP address
G) tethering
H) fixed wireless
I) W3C
J) access provider
K) thread
L) VoIP
M) megabyte
N) email list
O) gigabyte
P) subscribe
Q) domain name
R) FTP
S) animation
T) search engines