Answer:
C. resilience of the American people.
Explanation:
the author clearly portraits the king as the bad guy here, and sounds as though he finds what the Americans in Boston did to be funny. "they had a grand tea party" he obviously likes the idea of what they did. and " the people from Maine to Georgia were all of one mind." he's showing that everyone in the 13 colonies was prepared to stand up and fight for what they believed was right.
I say D , if you look up sagacious then it will tell you that it is good.