Ahistorian is writing a book about the fall of the soviet union. he claims that the country collapsed because it spent too much of its money on its military rather than providing domestic services to its people. what is the best way to determine whether the historian’s interpretation is valid? a. cite the historian's book in another study of the soviet union. b. corroborate the interpretation with other secondary sources. c. find out whether the historian has written any other books. d. find primary sources related to the collapse of other countries.

The answer is B. I just took the test and got it right :)

The correct answer to this is B. Corroborate the interpretation with other secondary sources

The historian is making a claim, a claim that will prove easy to check by looking at other sources. So, you would want to look at other sources to see if the claim checks out.

answer: the correct answer is d. a christian revivalist movement in the u.s. during the early 19th century

explanation: the second great awakening was lead by the preachers of baptist and methodist congregations in order to gain support for the protestant religion from the 1790's to 1840's