Can you please explain b) and c)?

b) is FALSE and c) is TRUE.

A1. Ten individuals play a game where their strategies are all the real numbers between zero and 100. The winner is the person whose stated number is closest to one half the average of all the numbers in the group. If there is more than one winner, they divide the prize (100 pounds) equally. (a) The strategy 50 is dominated. F (b) The strategy prole where all individuals say 25 is a Nash equilibrium. (0) The strategy 40 is a best-response for one player if all other players choose 50. _' 7