It would be A; Or 0 because since the dominate trait is being able to roll the tongue, it over rules the recessive.
I, seems to be the answer, because its not a sexual reproduction, (this occurs in cells, its not sexual reproduction, you would need the egg and sperm.
Photsynthesis to make food
Is there more for the question? Just because it has the prices there is still nothing about the amount.
Tissue is the answer you are looking for