A(n) ________ is the noun to which a pronoun refers

All of the following are a source of cultural change EXCEPT for:

a. communication. b. invention. c. diffusion. d. resistance.

Assuming that one of our criteria for "most livable city" is whether or not cultural and recreational opportunities are available

When we advance an argument ending in the claim "therefore there are a large number of different cultural and recreational opportunities are available in Pittsburgh," we are most likely arguing the claim of (a) inherency. (b) significance. (c) effect. (d) limitation.