I'm pretty sure it's the last one (the parents cell is created during mitosis; the daughter cells are a result of the cell cycle).
Hope this helped :)
Since mice in general, are nocturnal, I think b. is the answer..
Answer:
Science has excelled in altering natural things by controlling the nature since a long back. I have asked whether it can be altered in coming future or not. If it is altered obviously it will not be natural.
I think the correct answer is B.
Makes the most sense to me.