Congress provides by statute that any state that fails to prohibit automobile speeds of over 55 miles per hour on highways within the state shall be denied all federal highway construction funding. The state of Atlantic, one of the richest and most highway-oriented states in the country, refuses to enact such a statuteThe federal statute relating to disbursement of highway funds conditioned on the 55-m.p.h. speed limit is probably
unconstitutional. constitutional only on the basis of the spending power. constitutional only on the basis of the commerce power. constitutional on the basis of both the spending power and the commerce power