Answer:
The answer is the 3rd option.
Explanation:
Hope this helps. :)
This energy would be connected to the movement of the particles (not any other of their characteristics). We call this energy "kinetic" energy; generally the word "kinetic" means movement .
If you want to differentiate it from the energy coming from the movement of objects, you can say: molecular kinetic energy
It means long and slow and drawn out. In music, the notes would be connected and not choppy. Hope it helps!