Which constitutional amendment extends the right to vote to 18-year-olds? A) The Nineteenth Amendment
B) The Fifteenth Amendment
C) The Twenty-Seventh Amendment
D) The Twenty-Sixth Amendment

twenty sixth Amendment

Explanation: i mean because it does

The Twenty-sixth Amendment (Amendment XXVI) to the United States Constitution prohibits the states and the federal government from using age as a reason for denying the right to vote to citizens of the United States who are at least eighteen years old.