The U.S. government introduced rationing mostly in order to <span>make sure war industries had the resources they needed</span>. The answer to your question is A. I hope that this is the answer that you were looking for and it has helped you.
Expanded farming and ranching opportunities
The Nazi's were a group of people who wanted to feel like they are the best. People of disabilities were in the Nazi's way. Thus, they felt justified when murdering these innocent people. People with disabilities faced some of the common consequences as Jews or Gypsies. Hope this helped :)
serfs gained no political rights
nobles were were unwilling to give up the feudal way of lives
surfs faced a worse economic situations due to taxs and fees.