13) which best identifies an unsupported claim in the letter to the editor "improve the zoo! "

a) central city zoo is small and outdated.
b) to those who want the $5 million to be a good investment, i say that a better zoo will draw more tourists to central city.
c) [animals] suffer, and it is in our power to ease their suffering.
d) any visitor can see the big cats pacing unhappily back and fourth, day after day, and the apes prowling hopelessly in search of something interesting to climb.

14) which best describes the effect of adding the prefix in- to a word?

a) it weakens the meaning
b) it makes the opposite meaning
c) it strengthens the meaning
d) it changes a word from an adjective to a noun

do not answer if you do not know.