a. "elicit" means "to evoke a reaction" while "illicit" means "illegal/forbidden by law". For the given sentence, "illicit" is the right choice. b. "council" means "a group of people selected for a certain administrative job", whereas a "counsel" means "to give advice". Concerning the given sentence, "counsel" is the correct choice. c. "hoard" means "to store", and "horde" means "a large group of people". Thus, "A horde of terrorists" will be the correct phrasing. d. "The dependents of the university employees" is the right choice for the given sentence. Hence, the answer is option D.