Answer: Secretary of Commerce
Explanation:
The secretary of commerce is one of the department in the united states which is responsible for presenting the various types of business by interacting wot the different workers, community and also the universities for the purpose of balancing the development.
The main role of the secretary of commerce is to managing the economical growth and also the developing, promoting the US industries.
According to the question, the Herbert Hoover is basically becoming the leading participate due to his effective work as the Secretary of Commerce during the Coolidge administration.
Therefore, Secretary of Commerce is the correct answer.
