The word "Yet" sounds appropriate but if this is multiple choice I'd like to know the choices.
Yesterday, my class take a field a trip to the new planetarium. The word take is used incorrectly. It would be took.
Answer:Professor Jones is using her REFERENT power and Professor Brown is COMMITTED.
Explanation: Referent means someone who can actual stand for you in this case Professor brown is going to stand for Professor Jones in his absentia.
Commited refers to being completed devoted to the task at hand and that we see by Professor Brown going an extra mile in delivering the task he has been given by Professor Jones."Professor Brown not only covers the class, but develops a special lecture and exercise for the students"
D is your answer hope i helped you