The answer to your question is,
Seafloor spreading
-Mabel <3
D: a nucleus
the prokaryote cell has no nucleus and for that matter no other membrane bound organelle
Answer:
B. Root is the correct answer
Natural selection is the right answer hope this helps.
"D" conserve resources.
The 3 R's were made to help people use and conserve resources wisely.
I hope this helps!
~kaikers