All of the following are reasons we know the earth is spherical except:
A. Stars appear to change positions in the sky as an observer moves north and south
B. You can see Earth's curved shadow when the moon becomes elipsed
C. We can feel the spherical shape when driving from one location to another
D. Photos from space
E. As objects move away from an observer, it appears as if the object is slowly sinking because of the curvature of earth's surface