A) all offspring will inherit Ff and Gg and will have flat and green leaves
B) sexual reproduction
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Explanation:
F F
f Ff Ff all offspring will have flat leaves
f Ff Ff
G G
g Gg Gg all offspring will have green leaves
g Gg Gg
It is C beacuse you would produce large quantities of the neurotransmitter to see if it could be used as a potential medication.
You end up with a polyploid condition. Not uncommon in organisms, especially plants, like angiosperms.
Look up "polyploidy".