다음 문법적으로 오류가 있는 것은 ?
1. the dress that she is wearing is pretty
2. the woman whom i wanted to see was away on holiday.
3. an orphan is a child whose parents are dead.
4. the woman whom he fell in love left him
5. the girl whom i met yesterday is jane.

여기서 답은 4번인데요.. 뭐가 틀린거져??