Which countries lost their territories in the mandate system? France and Britain Germany and Turkey Britain and Germany Ottoman Empire and France.

Germany and ottoman, turkey

Explanation:

The divestiture of Germany's overseas colonies, along with three territories disentangled from its European homeland area (the Free City of Danzig, Memel Territory, and Saar), was accomplished in the Treaty of Versailles (1919), with the territories being allotted among the Allies on 7 May of that year. Ottoman territorial claims were first addressed in the Treaty of Sèvres (1920) and finalised in the Treaty of Lausanne (1923). The Turkish territories were allotted among the Allied Powers at the San Remo conference in 1920.

b) the confederacy had to pay all union war expenses.