Answer:
There would be political unrest and an increase in the spread of communism.
Explanation:
The problems that could arise if the United States initiated the Marshall Plan in European countries without said countries’ cooperation is that "There would be political unrest and an increase in the spread of communism."
This is because, many of these countries would not accept the United States aids, and thereby further strain the level of trust among them. In turn, the Soviet Union would likely take advantage of the situation and ally with some of these European countries, thereby spreading communism.
The correct answer is theme (A) because of the times in history we can only tell it by the age of the timing.
It was a treaty between the United States and Spain in 1819 that ceded Florida to the U.S. and defined the boundary between the U.S. and New Spain.