None are left. All the others are scared away because of the gunshot.
You don't. They are SURVIVORS. Share this with your friends!
The doctor is his mother. His mother's job was a doctor.
You take the chicken across, and then go back for the fox. While you are dropping off the fox, take the chicken back, and then get the grain, and take it across. Then go back and get the chicken. Share this with your friends!
The riddle "The Stupendous Merchant" is unanswered.