The correct answer is the first statement about the concern that the Europeans would regain colonies in Latin America. The New World was trying to keep control over it's new found freedom and felt that if the European countries were to gain any more control in the vicinity it would challenge their power.
Answer: Because Truman asked Stalin for assistance with Japan and Stalin said america did not need the USSR's help.
Heya!!!
Answer to your question:
C. micro economics.
Micro economics is basically study of economics on a smaller level i.e. at an individual, group or company level.
Hope it helps ^_^
In the natural world limiting factors like the availability of food, water, shelter and space can change animal and plant population