Q: Answer the question

Which of these events occurs about every three months?

A: new season

Q: Answer the question

Many products are made from trees. Which is the best way to manage the use of trees?

A: plant a tree each time one is cut down

Q: Answer the question

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?

A:
The behavior is learned over the lifetime of the bird.