Final answer:
The countries in the area of the Caribbean Sea, similar to Cuba, are the Dominican Republic and Puerto Rico.
Step-by-step explanation:
The countries that are in the area of the Caribbean Sea, similar to Cuba, include the Dominican Republic and Puerto Rico. These countries are all part of the Greater Antilles, which also includes Jamaica and Hispaniola. The Lesser Antilles, on the other hand, are the smaller islands to the east and south of the Greater Antilles.