Who Deserves To Marry The Girl?

There was a beautiful girl who was admired by four men. A singer, A hunter, A doctor, and A fisherman. One day she went to wash her clothes by the river. Coincidentally the four men where there. All of a sudden a crocodile bit and dragged her into the water. The singer immediately composed a beautiful song, the crocodile raised its head above the water to listen to the song. The hunter shot dead the crocodile and the girl floated on top of water. The fisherman dived in and brought her to shore, the doctor then treated her. Now who deserves to marry the girl???