Answer:
I believe the answer is b
Hope this is right .-.
Taiwo Alinkunmi is the answer
Variety because a variety of thing are many different things you could choose from
Hope this was helpful
Earthquakes create seismic waves. Compare sound waves (longitudinal waves) to light waves (transverse waves). Energy will cause materials to vibrate. ... Sound is a form of energy that is caused when vibrating materials produce waves that move through matter.
It either resting on you left knee or your right knee