Seismic waves are an example of mechanical waves. What is TRUE of all mechanical waves?A It must travel in empty space B It can travel in a vacuum C It must have a medium

You would be correct, boiling water does disinfect contamination.    the property of disinfecting means to kill  germs, bacteria and other pathogens or contamination  that might cause an infection or cause a person to become sickly. a couple methods of disinfecting are using soap, other cleaning supplies or by simply "boiling" the contaminate.  the reason why boiling water disinfects certain attributes is because some cells cannot survive the heat and pressure.

Answer///an early form of the atomic theory; dalton atomic theory;

I'm pretty sure its c