Answer:
OB
Explanation:
it protects civil rights and liberties by striking down laws that violate the Constitution.
The original sample was a compound because it was composed of two different elements and was not purely one element
Answer: Subduction zone
Explanation: How do we know the subduction zone exists here? Mostly because of geological data left behind by subduction zone earthquakes, known as megathrust earthquakes. Subduction zones are the only type of plate meeting that can cause earthquakes greater than magnitude 8.5, according to the Pacific Northwest Seismic Network.