What happened when many countries left the gold standard in the mid-20th century?
A. The U. S. standard of living declined.
B. The value of gold was greatly reduced.
C. Most countries gave up their own currencies.
D. Demand for U. S. dollars increased.

D

Explanation:

Most country's switched to the US dollar even if it wasn't backed by gold

d

Explanation:

I just took the a.p.e.x quiz

your answer would be (a)

no options provided, here,but the answer to this question is often: a historian cites a japanese newspaper article published a year after the end of world war ii in order to draw conclusions about the effect of the war on the japanese economy.

clearly from the answer, the historian alludes to historical sources,and records to aid in analyzing and drawing conclusion on the effect of the war on the economy of japan.