A compass
The Earth's magnetic field, provided by the magnet in a compass, shows the direction of the north and south poles.
ANSWER MADE BY AN AI
<span>(C) container for the fertilized egg
Hope this helps!</span>
I believe it is <u>instinct </u>that is the behavior of the caterpillar building a cocoon.
1st image I think would be the answer
I think its free nitrogen