Identify the Letter of the Choice That Best Matches the Phrase

Identify the letter of the choice that best matches the phrase or definition.
-Many operating systems include these capabilities

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