Answer: c. he thought that it afforded the opportunity to raise needed federal revenue and provide jobs.
Step-by-step explanation:
Most government look at ways to improve the economy through various ways, and most of those ways is by providing jobs and making the environment sustainable for developments that would come in, this in turn also provides job, when jobs are available it helps the citizens and the economy.
This was why Roosevelt supported the prohibition because he thought that it afforded the opportunity to raise needed federal revenue and provide jobs.