Which statements are true? Select those that apply. [3 Radio waves, such as those that carry FM music or television, are actually quanta or packets of energy, just like visible light D Gamma "rays" or gamma particles, emitted by radioactive atoms, have mass [3 The photon has energy proportional to its frequency. D All photons travel with the speed "c" or 3x108 m/s in a vacuum regardless of their energy D A photon has spin angular momentum