Electromagnetic Radiation Is Generated from All of the Following $\underline{\text{ EXCEPT. }}$

Multiple Choice

Electromagnetic radiation is generated from all of the following $\underline{\text{ EXCEPT. }}$

A) the joining together of protons and neutrons through fusion.
B) molecules' electrons and bonds that vibrate.
C) changes in the energy level of the electron.
D) unconfined waves that radiate out in all directions.