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"
Postponing the Games until 2021 risks scheduling clashes with the world championship events of two of the biggest Olympic sports, track and field and swimming. Though officials did not specify new dates for the Tokyo Games, they were originally planned for July 24 to Aug. 9, so a shift of exactly 12 months would create certain conflict, absent more maneuvering.
