D.helped commissioners better understand and solve the
problems in their specific industries.
Appointing regulators that understood their industry is
important as they have the knowledge and understanding that can help them solve
the challenges in that industry. This ensures that the industry is better
regulated to the benefit of the public.
<em>Civil Right leaders were major supporters of president Johnson's Great Society program because the program was focused on economics and race among other things </em>
Explanation:
<em>Hope it helped you and pls mark me brainliest if i'm right with the answer </em>