Which one of the following situations is an example of neoteny?

A. A two-year-old dog showing a threat display

B. An eight-year-old dog playing Frisbee

C. A puppy urine marking its territory

D. A dog solving a problem involving insight

The correct option is B.

Neoteny is the phenomenon which is said to occur when an adult person or an animal looks like a young one or has the features of a young one. Neoteny can also be said to exist when an adult behaves in a child like manner.

Frisbee game for dogs is mostly for puppies that are just learning to catch objects with their mouths and not for adult dogs.