Use context clues to determine the meaning of sagacity as it is used in paragraph 4 of the tell tale heart. Write your definition here and identify clues that helped you figure out its meaning. Then check the meaning in a dictionary. PLL HELP 10 pts

Which sentence has a pronoun in the nominative case? a) we aren't sure if the group is going white-water rafting or not. b) dad refused to give the keys to her because of her disrespectful attitude. c) the radar could not see it because the plane had been covered with radar-resistant paint. d) diana wanted to go out with them, but her mother was resistant because of their reputation.