Explain what this section of the Constitution is about: "The Congress , whenever two-thirds of both Houses shall deem it necessary , shall propose Amendments to this Constitution it shall be approved] by the Legislatures of three -fourths of the several States."

This segment of the Constitution explains how Congress can propose some amendments. It also says that 3/4 of the states have to approve it. Best of Luck to You!

d. i assume the underlined word is "role." reformat if it isn't.

explanation:

role is closest to part because when replacing words, "playing a vital decision," "playing a vital activity," and "playing a vital dollar" don't make logical sense. the only meaningful choice is "playing a vital part."

this fits one of merriam-webster's definitions of role: "a function or part performed especially in a particular operation or process."

answer; implicit memories explicit;