The right to make and enforce laws is characteristic of which political unit? a.) the state b.) the constitution c.) the legislature d.) the president

The answer would be: A. the state
In united states, each state has the power to create their own laws/regulations that are mandatory for all citizens and organizations that resided within the state territory. The only thing that can overrule the state's right to enforce the laws is if it's contradicted by the law enforced by the federal government.

He would most likely post his laws in the city market