Stage theories hold that the sequence of development is culturally specific dramatic related to language acquisition universal

The stage theories are theories that describe how individuals go through distinct stages as they develop.

Stage theories hold that the sequence of development is universal. This means that the timing of basic motor functions may vary across cultures, but however, the functions themselves are present in all societies.

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.