1* Why was the movie in black and white, yet the flowers that Marjine’s grandmother used to put on her breast had a pinkish color?

2*Why was Marjine ashamed of saying that she was Iranian, but then became so angry when she heard people talking about how they didn’t believed it? Why did she reacted in an angry way when confirming that she was Iranian?

3*Why was the fact that she was getting divorced, a reason to leave Iran and not come back, not even when knowing that her grandmother had passed out?