The table above shows the distances to some of the nearest stars to our solar system. Which of the following is true? I. Light from all three stars reaches Earth in equal time. II. Light from all three stars travels at the same speed. III. Of the three stars, Sirius is the farthest from Earth. IV. Barnard's Star is closer to Earth than Sirius is. A. II, III, and IV only B. I, II, III, and IV C. III and IV only D. I and II only