The Mariana Trench is 11 km below sea level. The Peru-Chile Trench is 8 km below sea level. What is the difference of depths between them, and which trench is deeper?
−19 km, and the Mariana Trench is deeper
19 km, and the Peru-Chile Trench is deeper
−3 km, and the Peru-Chile Trench is deeper
3 km, and the Mariana Trench is deeper