Answer;
Ban discrimination in the work place.
A congressional power that is implied by the expressed power to regulate commerce is the power to ban discrimination in the workplace.
Explanation;
The powers granted to the national government by the constitution are either the; express powers or the implied powers. Express powers are those explicitly and expressly mentioned in the constitution, thus these powers are granted to the Congress explicitly in the constitution. They include; laying and collecting taxes, declaring war, issuing patents and copy rights, etc.
Implied powers are those that can reasonably be assumed to flow from express powers.