Original sentence: A similar phenomenon exists in Spanish-language classrooms in the United States, which tend to teach the formal Castilian variety used in Spain, and not that of Mexico (although typically minor concessions to Latin American speech such as seseo are made), despite the fact that Mexican Spanish is far more prevalent in North America.That distinction has since been claimed by Spanish – likely a consequence of increased interest in Latin America and Spanish-speaking communities in the United States.This can cause much confusion when U.students attempt to speak French in Canada, as there are significant dialectal differences between the two; although the differences are fortunately minimized if formal French is used, American students are typically lost with informal Quebec French
Edited sentence: A similar phenomenon exists in Spanish-language classrooms in the United States, which tend to teach the Castilian variety used in Spain, and not that of Mexico, despite the fact that Mexican Spanish is far more prevalent in North America.That distinction has since been claimed by Spanish – likely a consequence of heavy immigration from, and increased general interest in, Latin America.This can cause confusion when U.students attempt to speak French in Canada, as there are significant dialectal differences between the two; although the differences are fortunately minimized if formal French is used, informal Quebec French can be challenging for Americans to understand