When It Appeared as If the Versailles Treaty, Without Reservations

When it appeared as if the Versailles Treaty, without reservations, would not be approved by the necessary two-thirds of the Senate, Wilson

A) compromised with the "mild" reservationists.
B) used all his political influence on fellow Democrats.
C) attempted to rally support for the treaty by a nationwide speaking tour.
D) lost all interest in the treaty.