Monica wrote the following observations about stars: "I observed a pattern of five stars at 8:00 p.m. and again at 9:00 p.m. The pattern was in the exact same position both times. When I checked the same location again at 10:00 p.m., the pattern of five stars was not there." Choose the statement which corrects the error in Monica's observation.(2 points)
A.At 9:00 p.m., Monica would not be able to see the stars in the sky.
B.At 9:00 p.m., the pattern has moved to a different position in the sky.
C.At 10:00 p.m., only four of the five stars would be visible in the sky.
D.At 10:00 p.m., the pattern has moved to a different position in the sky.