Who proposed amendments to protect slavery

the Corwin Amendment

Explanation:

Although the Corwin Amendment does not explicitly mention slavery, it was designed specifically to protect slavery from federal power. Congress proposed the Corwin Amendment on March 2, 1861. shortly before the outbreak of the American Civil War, but it was not ratified by the requisite number of states.

representative government

explanation:

american revolution: major events leading to declaration of independence. 1765-1766; tax introduced on legal documents to pay for defense of colonies. 1766: stamp act repealed after merchants protesting due to their goods not being bout and officials being threatened.

d is the best answer for this question.