MsLawson, a Primary School Teacher, Told Her Students That a Photograph

Ms.Lawson, a primary school teacher, told her students that a photograph of the president is in the public domain.What does she mean by this?

A) The photo uses copy protection software to limit access to the image.
B) The president has the legal right to sell, publish, or distribute the photo.
C) The photo is free of copyrights.
D) The president keeps the copyright to the photo while allowing others to use it.