The answer is (A) Memorized.
I think the answer is B, because she is trying to please Edmund and therefore gives him the food he requests.
B. Why did you interfere? Your arm allowed him to stab me. Is what Mercutio meant to say.
My standard would be based on how it affected those it need, how accessible the invention/charity/etc was, and how they plan to grow in the future. Hope this helps!