Which of the Following Makes a Promotion Tournament (Where the Winner

Multiple Choice

Which of the following makes a promotion tournament (where the winner gets a large prize, such as a promotion) an effective for motivating workers?

A) Contestants must cooperate with each other to make the firm productive.
B) The person who wins gets a prize equal to how much better they are than others.
C) It is uncertain as to who will win.
D) There are many persons competing for the prize.