The Area of Alsace (At Times Part of France,at Other

The area of Alsace (at times part of France,at other times part of Germany) is interesting because

A) the people of Alsace played one country against the other.
B) most people spoke German but did not want to be part of Germany.
C) most people spoke French but did not want to be part of France.
D) the people of Alsace would have preferred independence.
E) it was the first French province to grant the right to vote to women.