Which Statement Best Describes the "Documentary Impulse" Among Artists and Writers

Which statement best describes the "documentary impulse" among artists and writers during the 1930s?

A) The works of photographers such as Dorothea Lange and Walker Evans produced powerful images of despair and resignation and of hope and resilience.
B) The photographers of the era had the opportunity to experiment with a variety of styles and alternative camera uses.
C) The works of journalists and filmmakers at that time were largely introspective, with limited statements about society and culture.
D) Photographers and writers at the time mostly borrowed techniques from French and German war photographers.