Digital photography was developed in a. 1974 b. 1984 c. 1994 d. 2004 there is only one answer

Digital photgraphy was created in December 1975 by some guy at the Eastman Kodak company named Steve Sasson.

The answer is none of the above.

changeable lenses of different focal lengths allows light to enter the camera,which then forms the image on light-sensitive film;