Read the sentence from the passage and the dictionary entry. Then, answer the question that follows. Some sharks live up to this perception, but some have flat, boxy teeth, which they use to crush hard shells.

perception (n) the way a person thinks about something. Synonyms-wisdom, insight, understanding, awareness

Why did the author most likely choose to use the word perception instead of one of its synonyms? What is the connotation of the word in the sentence?