B Solar energy is available where ever the sun is
Explanation:
I'm not sure but look online for the answers
I learned this long ago, I think it's either Mitosis or cell division, this is when one cell divides to make 2 cells and those 2 cell divide to make 4 cells and those 4 cells divide to make 8 cells and so on.
The plant with the root system is called the rootstock And the portion of the plant with the buds is called the scion
The answer I think is, some diseases the person might have.