Light is a kind of wave. The wavelength of visible light ranges from about 4000 to 7000 . Which of the following statements is false?
(A) Ultraviolet light has a wavelength shorter than 4000
(B) Infrared light has a wavelength longer than 7000
(C) Red light has wavelength near about 7000
(D) Violet light has wavelength near about 7000 .