Here's a problem to solve: A research scientist repeatedly observes a bird avoiding a specific butterfly species even  though it eats other types of butterflies. Which statement most likely explains the behavior of the bird?

Among the 4 following options, which is the correct answer?

- A: The behavior is a random act.
 
- B: The behavior is the result of a genetic mutation.
 
- C: The behavior is inherited from the bird's parents.
 
- D: The behavior is learned over the lifetime of the bird.
 