World War 1: helped Prohibition because people were rationing the ingredients needed to make alcohol.

hurt prohibition because people argued that alcohol profits could be used to fund the war effort.

helped prohibition because with so many men in Europe fighting the war, the demand for alcohol decreased.

hurt prohibition because factory workers argued that they needed alcohol to help them get through their longer workdays.

d. the right to establish a one-house legislature

the right answer for the question that is being asked and shown above is that: "their policy of "divide and rule" pitted political groups against each other to keep any one group from becoming too powerful.  " the  participant in european imperialism is being described below is that  their policy of "divide and rule" pitted political groups against each other to keep any one group from becoming too powerful. 

the manhattan project's indispensable man

this is a good question! i'll do some research and come back when i have the answer!