Pls help it’s the last question I have left! Explaining How did African American singers contribute to American culture in the 1950s? What obstacles did they face?

a standing committee

explanation:

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.

i would say it is a and b.

hope this