Dual Nature Of Radiation

For photoelectric effect which of the following statements are true.
(I) The kinetic energies of the photoelectrons do not depend on the frequency of light.
(II) Photoelectric effect will always occur for highly intense light.
(III) The maximum kinetic energy of photoelectron does not depend upon the intensity of the light.
(IV) The escaping electron's kinetic energy is larger for larger frequency.