Question 18
Ann, Bill, Cynthia and Della each have one of four pets: a dog, a cat, a fish or a hamster. Ann has neither the dog nor the fish; Bill has neither the dog, the fish nor the hamster. Who has the hamster?
Use the source convention that the four different pets are assigned one each to the four children.

Use the source convention that the four different pets are assigned one each to the four children.
