The age of voting is one qualification that cannot be changed by the states. It is actually a federal procedure and the states do not have the right to alter it.The correct option among all the options that are given in the question is the last option. I hope that this is the answer you were looking for and it helped you.
"i want to hold your hand" was the first beatles' song to break through to #1 in the united states.
God bless!
I truly want to say A is the answer , B isn't anything I believe because of the gold rush.