What is one example of change in the U.S. Constitution?
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(A) The Constitution allowed for the right to bear arms. Later, the second amendment prohibited it.

(B) The Constitution allowed for every state to have one representative in the Senate. Later, the 17th amendment increased it to three Senators per state.

(C) The Constitution allowed all people over the age of 25 to vote. Later, the 12th amendment lowered that age to 21.

(D) The Constitution allowed the trade of enslaved persons for twenty years. Later, the 13th amendment outlawed enslavement.