What do state and local ballot referendums allow American citizens to do?

In the politics of the United States, the process of initiatives and referendums allow citizens of many U.S. states to place new legislation on a popular ballot, or to place legislation that has recently been passed by a legislature on a ballot for a popular vote.

Explanation:

the correct answer is modern american cars are not available due to trade restrictions.

trade between cuba and the united states have serious restrictions. the u.s. imposed an economic embargo on cuba, that among other things means that modern american cars are not available due to trade restrictions.

in response to some governmental actions of the authorities from cuba, president john f. kennedy proclaimed an embargo on trade between both countries in february 1962. the trade embargo remains active until this day and was implemented directly by the departments of commerce and the department of treasury.

in president trump’s administration, there is a national security presidential memorandum that "strengthens the policy of the u. s.", affecting trade with cuba.