How does plate tectonics explain earthquakes?

How does plate tectonics explain earthquakes?

• A. Earthquakes are caused by atmospheric pressure changes at plate boundaries.
• B. Movement of Earth's lithospheric plates at plate boundaries causes stress that is released as earthquakes.
• C. Earthquakes occur when oceans rise.
• D. Earthquakes are caused by volcanic eruptions at hot spots alone.

Answer: (B)