Dubois advocated a policy of to achieve equality.

B)

direct confrontation

Explanation:

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DuBois advocated a policy of Direct confrontation to achieve equality

Explanation:

Dubois was an African-American sociologist,an author, a writer as well and a historian he was also the first African-American to acquire a doctorate degree in Harvard university he also studied in the university of Berlin.

Edward Dubois was regarded as one of the first African-American elites and do to his contribution to the African-American community. he was one of the founding members of NAACP( National association for the advancement of colored people )  in 1909.

During his involvement with the NAACP Dubois advocated a policy of direct confrontation as a means to achieve equal treatment and rights by the colored people as same as that been given to their white folks in America.

He pushed for this when he was the member/leader of the Niagara movement

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.