The united states senate rejected the treaty of versailles mainly because the treaty a) returned alsace-lorraine to france. b) required the payment of german reparations. c) divided germany into four occupation zones. d) included the covenant of the league of nations.

The answer is option D.

Explanation: The United States Senate rejected the Treaty of Versailles because the treaty included the Covenant of the League of Nations. On the treaty of Versailles there was a proposal to create a organization called League of Nations where countries can talk about the problem without war.But the many powerful senator thought that the  League of Nation will suppress the power of United States. It will also threat the free movement of US they thought in the Senate. So this was the main reason behind rejecting of the treaty.

c  

explanation: