which of the following photographic genres became popular only after the 1950s?\na. photojournalism\nb…

Brief Explanations:

Photo - journalism and fashion photography had earlier origins and popularity before the 1950s. Motion photography, which includes techniques like stop - motion and high - speed photography to capture movement in new ways, became more popular after the 1950s with the development of new technologies and creative interests.

Answer:

C. motion photography