When you daydream, you are able to escape deary situations and enter into a more pleasant place. Imagination is the key to creativity, and creativity is what makes human beings unique among the animals. Daydreamers can thus be said to be more adaptive and more advanced individuals than non-daydreamers.

Which sentence BEST summarizes the main idea of this paragraph?

A) Daydreaming can have advantages.
B) Daydreaming is often looked down upon.
C) Daydreaming is an unproductive thing to do.
D) Daydreaming has its advantages and disadvantages.