Nikkor AF-s 35mm 1.8G or Nikkor AF-S 50mm 1.8G On DX?

Hey guys, im kinda confused on what should i get. I have a Nikon D3100 and I'd like to get lenses for it. I wanna use it for Street photography, and people.

Thanks
>>> Nikkor AF-s 35mm 1.8G or Nikkor AF-S 50mm 1.8G On DX?