(01.01 LC) Which of the following best describes gravitational force?
An attraction between two objects that have mass
An attraction between two objects due to their electrons
The force that keeps atoms and molecules bound together
The force that keeps objects from moving when they are at rest

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.

Muscle fiber i think that i right

Seems cool i guess ttyl