Which best describes the connotation of the word “superficial” in the excerpt?

cause they were to dumb to get their college education to become a real   : )

wrong! the answer is c.

remember, the goal of an adjective clause is to add more information to a noun or a pronoun. as you can see from the examples above, you can add information by including a longer adjective clause or tighten up a sentence by turning the adjective clause into an adjective phrase.