Which was the main goal of the Open Door Policy? to ensure China maintained its independence
to protect US trade interests in China
to ensure imperialist countries could trade equally with China
to guarantee the United States exclusive trading rights with China

Two gymnastics teams are intense rivals. the first team has started recruiting new gymnasts from different cities and even foreign countires in an effort to build a stronger team. after learning this, the secondteam begins its own recruitment campaign to find better gymnasts. over a period of months, each team recruits dozens of players, each time trying to find a better recruit than its rivals most recent addition. which idea from the cold war is most similar to this scenario