Which item is an example of a primary source? a. a letter from an academic about he research.
b. a photograph of a civil rights march.
c. a biography of the president.
d. a website discussing the history of the united nations.

b. a photograph of a civil rights march.

Explanation:

The Primary source refers to evidence that was made during the historical event. That's why 'b' is the correct answer.

roosevelt believed that in light of the country's recent military successes, it was unnecessary to use force to achieve foreign policy goals, so long as the military could threaten force. this belief, and his strategy of “speaking softly and carrying a big stick,” shaped much of roosevelt's foreign policy.

hey depneidng on the rooselvet your talking about theres 2 options either the new deal or the social welfare project hope this