(Choose 1 answer)
If the observer lies on the ground, in this case the amount of ground area leading to the horiz even less than the sky space that is from the horizon line leading to the upper sky line. So w horizon line ?
A. The horizon line appears at the observer's eye level.
B. The horizon line does not coincide with the observer's eye level
C. The horizon line is lower than the observer's eye level
D. None of them is correct
