Which statement about the us system of local government is most accurate

A- it is based on a system developed by American Indian tribes
B-it results in local governments that are more powerful than state governments
C-it is extremely complex, with many types of government possible
D-it requires all local governments to be organized and governed the same way.

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?