C.
It helped counter the restrictions placed on women artists.
Minor White contributed to the advancement of photography as an art form A. by founding and editing Aperture magazine.
He didn't do any of the other options, but rather created this magazine where photographers all over the world could contribute with their artistic photos that he would include in the magazine. This was an important breakthrough for photography as a form of art at the time.
Answer is A - airbrushing
This piece is abstract. It is unknown to the eye what exactly it is looking at without an explanation. To many at first glance, this piece may look like a collect paint that has been stroked and blobbed, without careful planning or though, across a canvas. Therefore, there is not a clear subject matter, and no universal decision could be made. There is however content. When you look a this piece is does create feelings, however they may be different for each person who views the piece and for the artist himself.