The Purpose of the Kellogg-Briand Pact Was

The purpose of the Kellogg-Briand Pact was:

A) to act as a buffer between Germany and France.
B) to allow the people of eastern Europe to achieve self-determination.
C) secure peace by declaring war an international crime.
D) to provide a homeland for the Jewish people in accordance with the Balfour Declaration.
E) to serve as a buffer zone between Germany and Poland.