Which of the following was the african american killed in the boston massacre? samuel adams crispus attucks paul revere john adams

Crispus Attucks

Explanation:

On March 5, 1770, during a crowd of hecklers that started mocking and flinging the British troops, the runaway Indian-African American slave Crispus Attucks was credited as one in the head of the mob. In the middle of the turmoil, a British soldier was knocked down and before dying he fired into the crowd, inciting others to do the same. In the end, 5 people were murdered, including Attucks, and 8 more were wounded.

the answer to your question is a. the salt plains

in 1811, he led an expedition, known as the george c. sibley expedition, to improve relations with the pawnee and kansa tribes, and also to locate the rumored jefferson's salt mountain