An Astronaut Is Resting on a Bed Inclined at an Angle

Multiple Choice

An astronaut is resting on a bed inclined at an angle above the floor of a spaceship, as shown in the figure. From the point of view of an observer who sees the spaceship moving near the speed of light parallel to the floor, the angle the bed makes with the floor

A) is greater than the angle observed by the astronaut.
B) is the same as the angle observed by the astronaut.
C) is smaller than the angle observed by the astronaut.
D) could be greater or smaller than the angle observed by the astronaut depending on whether the rocket is moving to the right or to the left.