As Shown in This Figure, an Observer in a Windowless

Multiple Choice

As shown in this figure, an observer in a windowless room notices that light from a flashlight does not follow a straight path, but instead seems to be bent downwards as it crosses the room. What does the observer conclude is happening?

A) The room is experiencing an acceleration from gravity.
B) The room is accelerating upward.
C) Both A and B at the same time.
D) Either A or B; it is impossible to tell the difference.
E) Either A or B, depending on whether massive objects in the room fall downward or float upward when released.