I would say it is B it. I'm not 100 percent on this one.
Answer:
B
Explanation:
cause the title when it say over the big top it means the big issue and the rise and fall of circus culture in america so that mean its not tolking about a person or a group it is tolking about a country
I would say tipped his hat because without it you need a word phrase or else the sentance wouldn't make sense.
Hope this helps! Happy Studying!
I don't think that you finished writing the question
Greed is root of all evil.