Answer:
Habitat/Environment. Either can be right
I think the answer is A
Hope this helps have a good night!

Work done = 100J
Distance = 5 meters
Force = ?

Force = 100/5 = 20N
Therefore, the force needed is 20 Newtons
B. is a protective structure made of cellulose fibrils
<h2>
<u>Mark as Brainliest</u></h2>