B, near the beginning , after the introduction
Answer:
I believe the answer is honey.
Explanation:
This quote may have a hidden meaning to it. I believe it signifies the fact that honey (being kind and gentle) is better than vinegar (being rude and mean) for catching flies (maybe treating people, or making friends?)
So basically, it is better to be sweet and kind rather than mean and vicious, because you should treat people with kindness.