Your answer I believe would be A. The narrator changed what would normally happen in a story. A normal scenario the princess would be frightened by the dragon and the prince would rescue her. However that's not what happened in this story. In this story the princess befriends the dragon. Hope this helps :)
B. Is correct, father and principal are not proper nouns so they shouldn't be capitalized
Thomas Paine’s "The Crisis, No. 1" addressed ordinary Americans. The author’s main purpose was to inspire Americans to fight for independence from British rule. He viewed British rule in the American colonies as tyrannical. In this essay, he outlined arguments in favor of independence and demonstrated how British rule in the American colonies would ultimately be detrimental to the American people. He also showed that victory in the military struggle against the British was achievable.