According to vygotsky, the skills, knowledge, and concepts that the learner is close to acquiring but cannot yet master without is referred to as
a) zone of proximal development
b) guided participation
c) operant conditioning
d) selective adaptation

A. Zone of proximal development

Explanation:

Vygotsky says zone of proximal development is the skill, knowledge, concept that the learner is near acquiring but need guide to fully master it

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.