What am i supposed to do? there isn't anyone in the science room. so i will just leave this here were a lot of people.

which of the following supports the use of large, representative samples in a study?

a. the amount of data able to be collected from a small sample may be insufficient.

b. the traits of the sample members may differ randomly from the traits of the population as a whole.

c. fellow scientists are less likely to believe a study that uses a small sample.

d. the study will be over too soon to gather sufficient data.

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.