Answer:
The C. Heat
Explanation:
It is logical, when you workout you feel hot cause your body emanates heat
To answer this question, we can use the following equation:

where e is the energy change, h is Planck's constant, c is the speed of light (m/s), and lambda is wavelength in meters. So then we can plug in the information:



So the energy that is omitted by the atom is
.
The fluoride content of bottled water is unpredictable.