Answer:
Salsa - Fast paced music originated in Cuba with many instruments, sounds, and rhythms typical in the Caribbean.
Bachata - This dance originated in the Dominican Republic and mixes romantic and poetic styles of singing with some African elements.
Reggaetón - The Jamaican and Latino beats and rhythms mix in this dance are believed to have originated in Panama or Puerto Rico.
Merengue - Type of music and dance from the Dominican Republic, very popular too in the Caribbean and in many parts of Latin America.
Explanation:
Salsa - this is a mix of traditional African, Cuban and other Latin rhythms, transferred from Cuba and Puerto Rico to New York, during the migrations (between 1940 and 1970).
Bachata - this is a dance from Dominican Republic, with very similar basic steps, but it has different style and way of performing steps.
Reggaetón - became really popular in Latin America, in the early 1900s. It represents a mix of Jamaican music (reggae and dancehall music) and other Latin American and Northern American rhythms.
Merengue - it is a national dance of Dominican Republic and Haiti. Merengue is a combination of two dances - an African dance and a French manet from 18th century.