You fire a beam of light at a peice of metal and determine that electrons are emitted with 2.0 eV of energy. You increase the wavelength of the lightband determine that electrons are still being emitted .what else is true A) there is an increse the speed of the emitted electrons

B) there is a decrease the speed of the emitted electrons

C) there is an increse the number of electrons emitted

D) there is a decrease the number of electrons emitted