Question

Which best describes the author’s purpose in "Dorothea Lange”?

to inform readers about the origins of a photograph that has historical importance
to persuade readers to choose a profession based on their life experiences
to persuade readers that a specific photographer was the most talented in American history
to inform readers about the life and work of an admired American photographe

Answer 1

to inform readers about the life and work of an admired American photographer

The passage is a biographical, informative piece describing Dorothea Lange’s background, career, and contributions to photography, not trying to persuade readers to pick a job, argue she was the single greatest, or focus only on one photograph.