I believe the correct answer would be C. Sartorius i believe this is the answer, after doing some research on gO0gLe.
d. coal because coal forms over millions of years, not just that, even now, our earth have resources
A cell with the full amount of chromosomes - in a human this is 23 pairs
I don't know which specific examples do you need to include, but I am pretty sure that as a regular animal, squirell might need such resources as <span>food, water, and a habitat. These three points are enough to satisfy basic needs.</span>
