Please help me on these 3 questions for brainliest

The united states constitution gives the the power to regulate interstate commerce.

Which best describes the“brain trust” franklin roosevelt promised to make part of his administration? a group of america’s most successful businessmen, who would fix the economya group of hoover’s economic advisers, who would undo previous damage to the economya group of smart advisers, who would assist roosevelt in guiding the nation forwarda group of military veterans, who would assist roosevelt in putting americans back to work

Amember of congress acting as a trustee casts a vote for a bill based on his or her