Despite criticism of the treaty upon his return from Paris, president Woodrow A) invited republicans to offer changes
B) worked with both parties in order to ensure passage in the senate
C) insisted that the treaty be accepted without any changes
D) compromised with his critics in order to gain votes

C) insisted that the treaty be accepted without any changes

Explanation:

There was a lot of criticism and opposition to the Treaty of Versailles from the American public as well as Republican leaders who felt that the ''League of Nations'' provision might be a threat to American independence.

Henry Cabot Lodge, the principal Republican senator, made changes to the treaty that President Wilson told his party to refuse. In insisting that the treaty be accepted with no changes, it was not passed and the failure to pass it meant that the U.S. did not join the League of Nations.

the 9th amendment

explanation:

not sure might be he acquired the entire oregon territory from great britain