<u>Answer:</u>
<u>surface area</u>
Hope you could understand.
If you have any query, feel free to ask.
Answer:
D
Explanation:
Its kinda hard to explain but the world is more like a planet(?) and not a type of habitat since anything can live on it
D) HCI produced inside the stomach to aid in digestion
D.) All of the above
I hope I helped! ^-^