Choose the underlined part among A, B, C or D that needs correcting

Choose the underlined part among A, B, C or D that needs correcting.
6.        There isn’t no one waiting for me, isn’t there?

7.        Someone spoke to me, but I can’t remember its name.

8.        Anyone stole the money, but we don’t know who.

9.        If you were here yesterday, you would have seen Jean.

10.     We would  visit that part of the country if it will be spring.

11.     If I will make a difficult decision, I will  discuss it    with my friends.