A zoning ordinance holds that writing anything on both public and private properties, including one's own private property, is a crime. This law is most likely to be unconstitutional based on the

Overreaching doctrine

Overstretching doctrine

Overextension doctrine

Doctrine of nullification

Overbreadth doctrine

Which of the following statements is true of the contract clause?

It applies to the federal government

It allows a state to impose new prices on existing contracts

It prohibits the federal government from contracting with a state government

It does not restrict the federal government's power to impact contractual relationships

It allows a state to enact laws even if they impact rights under existing contracts