Interdependence means "the dependence of 2 or more people or things on each other". You basically depend on each other for goods, support, etc.
Specialization means "the process of concentrating on and becoming expert in a particular subject or skill." What this means is that you basically just focus on mastering a certain job or skill.
Colonies depended on Europe for trade, because most european countries only allow their colonies too trade with them. Without other people too trade with, colonies start to depend on Europe too get whatever they want, and also depend on europe too get money for their products
the ideological conflict between both the United States and the Soviet Union, the emergence of nuclear weapons, and the fear of communism in the United States.
The problem ask on which of the following among the choices is on of the reason that more people didnt foresee the economic collapse of the 1930s and the answer would be letter A. few people understood the risk involved with buying stock on the loan