the term "Latin America" refers only to the spanish speaking countries of North, South, and Central America. So the answer is Spanish.
Spanish , Portuguese and french
The second most-spoken language in Latin America is Portuguese.
The main language spoken across South America is Spanish, which is derived from the Latin language.
Spanish
Spanish
french
Spanish
Portuguese
Spanish
The most common languages spoken in Latin America are Spanish, Portuguese, Dutch and French.
More people speak Portuguese in Latin America than any other language, but Spanish is more widely spoken.
Because English is not spoken as native language in Mexico. Spanish is the most widely spoken language and as such, Mexico belongs to Latin America.
Portuguese (spoken in Brazil)