It is because of the purchasing power of the American dollar. The country had to change personal wages, taxes, and cost of living for drastic changes. Im not 100% sure this is right but I hope this helps a little bit!!
Answer: True.
Explanation: With the rise of stronger countries in Europe, trading increased and so did the trading routes. Recall that the "discovery" of America was made when Christopher Colombus wanted to find a shorter way to get to India.
Umm in 1911 the last dynasty the Qing (Ching) became the republic of China
I think the statement that describes the cause of the Cuban Missile Crisis is letter D. The Soviet Union set up missiles in Cuba and aimed them at the United States. I hope you are satisfied with my answer and feel free to ask for more if you have more clariffications