B. In North America, a range of mountains are often home to a variety of plants and animals.
Answer:
Because the nightingale is a bird that only sings at night, and the lark sings at the day. She wanted to believe that it was a nightingale because she knew that Romeo would leave in the next morning. To her, the departure of her lover is too much for her to bear, so she convinces herself that it is a nightingale to not face reality.
