I might be wrong, but I think the answer to this question is D.
Answer:
<em>The correct option is C) C-shaped cartilage rings </em>
Explanation:
The trachea is commonly known as the wind-pipe. The trachea can be described as about a 4 inch long passage from which the air travels into the bronchi and lungs. The pathway of the trachea is kept open by C- shaped cartilages which are lined all over in the trachea. The C-shaped cartilages protects as well as maintain the shape of the wind-pipe. The rigidity of the trachea arises from the C-shaped cartilages.
Answer:
A new moon.
Also results in "blood" or harvest moon.
Hope it helps!
Answer:
1. B
2. C
(check with your teacher to make sure and explain it to you)