The shapes and sizes of the two moons of Mars are
A) spherical and quite large compared to the planet, about 1000 km in diameter, similar to the largest asteroid.
B) almost spherical but very small, only 10 and 30 km in diameter, respectively.
C) irregular, but quite large compared to the planet, between 500 and 1500 km across.
D) irregular in shape and very small, only several tens of kilometers across.
Correct Answer:
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