Answer:
4
Explanation:
I dont know that's all you need
The mitosis is the cell division so it both B and C
A) Asexual
b) Sexual
c) Sexual
d) Asexual
If you have a magnesium for every oxygen, then you have to start with two magnesiums. So the balanced equation is 2 Mg + O2 2 MgO.
And
CaCO3———→CaO + CO2
I hope it helped!