1) Finish breaking the sentence into three separate ideas. Unlike competitive games, which set players against each

other until only one wins, cooperative games unite players

against a common enemy—the game itself.

D.

Cooperative games

D

Competitive games

Only one player can

set players against each other

win a competitive game

1) unite players against the game itself

Cooperative games unite players while competitive games create competition among players.

Explanation:

Both competitive and cooperative games are good for players, the choice of games depend on mental development of the players. When players are invited for competitive games they create a sense of performing better than other to win the game. This create motivation and enthusiasm in players.

i know 2 is c.

i'm leaning towards a for 1.