Answer:
-"Cell - some cells are meant to do a certain job then destroy self
-Digestion of surplus cells by their own lysosomal enzymes
Explanation:
B, I think, because by saying that the ice cube has a lower heat capacity means that it cannot stead heat enough to last longer then the water and pool.
Body temperature, Environmental temperature, Body mass, Reproductive condition, Activity, Feeding, Body condition, Season. All of these would help increase it. Hope this helps. :)
It is A, the cell is divided into a parent cell and daughter cell (mitosis)