Answer:
the answer to the question is the part that is reflected by clouds and atmosphere 26%
Supplementary angles add up to 180°.
If one is 40°, then the other is (180° - 40°) = 140° .
None of those choices describes a plane.
Choice 'C' is the only example of a plane.
They are the same factors that keep planets, asteroids, and comets in orbit. The factors are gravity.