Resposta: letra (a)
Explicação: acertei no CMSP!!!
One such area is the circum-Pacific Ring of Fire , where the Pacific Plate meets many surrounding tectonic plates. The Ring of Fire is the most seismically and volcanically active zone in the world.
Mt. Elbert is the highest peak in the Rocky Mountains
A fault is a thin zone of crushed rock separating blocks of earths crust