What Are the Boundaries of Latin America According to the Authors

What are the boundaries of Latin America according to the authors of your textbook?

A) the Amazon River in the north to Puntas Arenas in the south
B) the Rio Grande in the north to Tierra del Fuego in the south
C) San Salvador in the north to Montevideo in the south
D) Panama in the north to Argentina in the south
E) Tijuana in the north to the La Plata River in the south