【单选题】Viewed from a star in some other corner of the galaxy, Earth would be a speck, a faint blue dot hidden in the blazing light of our sun. While our neighbors Venus and Mars would reflect a fairly even g...
A.
Earth is a more active planet than Venus and Mars
B.
Earth reflects a brighter light curve than Venus and Mars
C.
Earth shows oceans, deserts, forests and clouds, while Venus and Mars don't