The textbook described how Earth's tectonic plates move slowly across the planet's surface, driven by convection currents in the mantle. ______ , the plates collide, separate, and slide past one another at rates of just a few centimeters per year.
Which choice completes the text with the most logical transition?
- Acheck_circle
More specifically
- B
Therefore
- C
By contrast
- D
However
Explanation
The second sentence elaborates on the general claim. "More specifically" signals specification. The others do not.