<span>Guarana i think but i'm not very sure</span>
Answer:
I know you only need two, but here:
--Subsidence and sinkholes.
--Sinkholes and caverns.
--Waterfalls and rapids.
--Deltas and levees.
--Erosion and abrasion.
Explanation:
when an organism of many cells breaks up into two or more parts and these parts survive to produce a new organism , reproduction occurs by fragmentation.
