Truman used his executive power to increase the rights of African-Americans in the military. They claimed that they would not join the draft and would organize protests and marches if they were not given rights like the white soldiers, so he used his executive powers to appease them.
The correct answer is A) The high cost of enforcing it.
Prohibition refers to a period in American history when the sale, distribution, and manufacturing of alcohol was illegal. During this time, many businessmen saw an opportunity to make money illegaly by continuing to sell alcohol to citizens who still desired to drink. This resulted in the development of organized crimes and gangs, ultimately increase the rate of violent crimes and homicides during this period. Along with this, hundreds of thousands of people were arrested or detained due to their activity with alcohol. This made it increasingly difficult and expensive for law enforcement agents to keep up with prohibition.
Equality, self-government, and multi-tiered representation were the foundations.