E. In feudal castles there were 7 means of defense against invaders, name and describe 3 of these. F. What was the primary role of knights in feudal Europe? What were four steps in becoming a knight?

Please answer these i need help giving a

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?