Explain the difference between Puerto Ricans moving to the
East Coast and Cubans and
Dominican immigrants coming to
America.

Puerto Ricans moving to the

East Coast is known as INTERNAL MIGRATION

Cubans and Dominican immigrants coming to America is known as EXTERNAL MIGRATION

Explanation:

Given that Puerto Rico is an unincorporated U.S. territory, and people from Puerto Rico are U.S citizens, who pay the U.S. federal taxes, hence, Puerto Ricans moving to the East Coast is known as INTERNAL MIGRATION, because they are part of the U.S.

While Cubans and Dominican immigrants coming to America are known as EXTERNAL MIGRATION because Cuba and Dominica are separate countries outside of the USA.

women should have the same rights as men

the answer is b: an economic crisis throughout the country.