Because she was charming, pretty, and smart, john looked forward to meeting carolyn again after three years. on the other hand, he also felt some trepidation. for, after all, even though the incident had occurred years ago, carolyn had once accused him of being insensitive. in fact, she had said he was thoughtless.

in the context of this passage, you can reasonably assume that the word trepidation means

a. antagonism.
b. hope.
c. fear.
d. sensitivity.