What is one of the key (important) parts of photographing people?

motion
lighting
lines
all of the above

All of the above gave to be used to get the right picture. they all have to work hand in hanf

A  documentary film  is a nonfictional motion picture intended to document some aspect of reality, primarily for the purposes of instruction, education, or maintaining a historical record.example: farenheit 911

The comma should appear after the quote.