Mark the letter A, B, C, or D to indicate the sentence that is closest in meaning to the original

Mark the letter A, B, C, or D to indicate the sentence that is closest in meaning to the original
1. I have difficulty in contacting him. (FIND)
—> I..................................................
2.  It was such a dirty beach that we decided not to stay. (SO)
–> The beach......................................
3. Jack ran the fastest in the competition, didn't he? (WERE)
—>No one...........................................................?