Identify the Letter of the Choice That Best Matches the Phrase

Identify the letter of the choice that best matches the phrase or definition.
-A government or authority controlling speech and other forms of expression

A) computer ethics
B) globalization
C) censorship
D) green computing
E) offshoring
F) ergonomics
G) content-filtering software
H) e-waste
I) carpal tunnel syndrome (CTS)
J) surveillance
K) Internet addiction
L) ethics