After industrialization began in Europe, ideas of race began to exhibit a complexity beyond white/non-white that grew out of all of the following EXCEPT? A) emancipation of slaves.
B) growing nationalisms.
C) conservative reaction to collapse of the aristocratic order.
D) urbanization.

D

Explanation: Urbanization did not affect the popularity of different traces mixing.

explanation:

there are two statements that are incorrect.

1. the marshall plan was a lend lease program. it was an economic plan that europe redevelop itself after wwii.

2. einstein didn't really do anything to further the allied cause in building the bomb. he merely sent a letter to fdr telling him (in 1939) that if the united states entered the war, perhaps it would be wise to build the bomb before germany did. i would say this answer is incorrect, but when america entered the war 2 years later, fdr thought it might be a good idea to take einstein's advice.

the 4th choice is definitely so wrong that is likely the single answer of this question

in the 1950s, country music came into its own before rock-n-roll took off in the 60s while jazz and classical music continued to innovate