Please choose the correct answer to the question: A boy is standing in the bathroom brushing his teeth, but the lights are off in the bathroom. However, his room is next to the bathroom and his bedroom light is on. The bathroom is still bright, because the mirror reflects

Answer1: light from a car Answer2: light from the sun Answer3: light from the bathroom Answer4: light from the bedroom

Answer format: answer1/answer2/answer3/answer4
Answer: answer4