If an Area Has Shallow, Intermediate, and Deep Earthquakes, What

Multiple Choice

If an area has shallow, intermediate, and deep earthquakes, what can you infer about the area?

A) it is near a subduction zone
B) the shallow earthquakes will be closer to the trench than deeper ones
C) the depth pattern of earthquakes can be used to determine which way the slab is inclined
D) this area has the potential for large earthquakes
E) all of these