Question

image courtesy of nasa
the __________ mountains are a series of mountain ranges that run throughout mexico.
a sierra madre
b. patagonian
c. andes
d. rio de la plata

Explanation:

The Sierra Madre mountains run throughout Mexico. The Patagonian region is in southern South - America, the Andes run along the western coast of South America, and the Rio de la Plata is a river - estuary system.

Answer:

A. Sierra Madre