The boiling point would be measured as C) 373 Kelvin
Mountains are built by tectonic processes that cause portions of the Earth's crust to rise. These processes are fueled by the escape of heat from the interior of the Earth, causing crustal uplift by volcanic activity and by movement along faults that, in turn, is responsible for the formation of mountains.
I just took a test with this question and got the answer wrong for saying ethane. The correct answer is propane.