Discuss the main elements of design used in the photography?

INSTRUCTIONS FOLLOWED:
First, please pick three photos from the photographer (Robert Frank) and and address the following for each photograph:
1. What are the main elements of design used in the photograph?
2. How does the photographer utilize the elements to make your eyes move throughout the picture?
3. What type of emotive quality does the design create? Mood? How does it make your feel?.
And then, I need you introduce the information or background about these three photos and the photographer on first paragraph. After that you need to talk something professional about the photos, like something about the shadow, something about the line, I need your opinions about the photos, why you like it, why you pick it, is that something special for you.