Answer:
Correct answer is It shifted US Policy towards imperialism.
Explanation:
Second option is the only correct as it marked the expansion of United States. United States decided to spread their influence outside American continent, which put them in the line of great imperial forces.
All other answers are therefore wrong, as they are not expressing the attitudes of the American government at the time.
The answer is Galileo, however, a scientist much earlier then Galaleo, named Anaxagoras also discover this. However, I believe credit is given to Galileo.
The answer to your question is letter C. homo sapiens. Hope this helps.
It led to bubonic plague. It led to starvation.
