The three-fifths clause in the u. s. constitution: a. requires that all revenue bills receive a three-fifths affirmative vote in the u. s. house. b. made it easier to amend the constitution than it had been to amend the articles of confederation. c. expired in the year 1808 because of a key sectional compromise at the constitutional convention. d. gave the white south greater power in national affairs than the size of its free population warranted.

The correct answer is D. The Three-Fifths Clause in the US Constitution gave the white South greater power in national affairs than the size of its free population warranted.

Explanation:

The Three-Fifths Clause was inserted in Article 1, Section 2 of the Constitution. The calculation of the population of each state originally included all "free persons", and three-fifths of slaves. Given this treatment given to slaves, attempts were made to limit the rules of the states regarding the property exercised over them, reducing their participation in the House of Representatives. This was known as the "three fifth compromise."  The Fourteenth Amendment changed this measure, eliminating the three fifth clause, as slavery was abolished after the Civil War.

the first one is d and the second a