A group of senior managers play the following game. Everyone chooses an integer between 0 and 100. The winner is the person whose number is closest to 3/4 of the average of all numbers submitted. In case of a tie, players equally share a money prize.

A. Managers select the Nash Equilibrium strategy.

B. Players exhibiting level 1 reasoning will bid 50.

C. If there are four players who submit 0, 10, 20, and 50, then two players will share the prize.

D. If player 1 selects zero, the best response of player 2 is to select any positive number.