The greek historian thucydides differed from herodotus in that the former a. was unconcerned with spiritual forces as a factor in history b. exhibited a critical attitude toward his sources but herodotus did not c. devoted much of his writing to economic history d. was unconcerned with teaching lessons based on history

b. exhibited a critical attitude toward his sources but Herodotus did not

Explanation:

Herodotus based his explanations of human events on the will of the gods, besides having poor analytical rigor. His successor, Thucydides, excludes all religious aspects and seeks a purely rational explanation, with a rigorous examination of the sources. He had strict procedures for gathering evidence and its analysis in terms of cause and effect without reference to the intervention of gods.

the answer is d. tariffs were raised by america's trading partners after the smoot-hawley tariff act, decreasing exports, and declining job rates.

missouri compromise of 1820 which prohibited slavery