What is the purpose of the sierra club? to fight for the preservation of wetlands and wilderness areas to urge legislation protecting the interests of the forest industry to enforce laws that preserve land, air, and water quality to fund the cleanup of toxic waste sites

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