It is difficult to observe Mars because
A. It is the smallest planet of this universe
B. It is too far away from our planet
C. It is hidden by the glare of the sun
D. None of the above
Answer:C
It is difficult to observe Mars because
A. It is the smallest planet of this universe B. It is too far away from our planet C. It is hidden by the glare of the sun D. None of the above