I believe B is the answer.
Conditioned stimuli; unconditioned response
Hope this helps.
The correct answer is friction; cooling
Explanation: The movement of tectonic plates moving over the asthenosphere (pasty part) interacting over time with each other in a geodynamic process that results in the origin of mountains and geological basins, causing seismic shocks (earthquakes and tidal waves), volcanism, magmatism and other events
Answer:
Since 1787, changes have been made to the United States Constitution 27 times by amendments (changes). The first ten of these amendments are together called the Bill of Rights.
Explanation: