Why are nation-states difficult to define? (PLEASE DO NOT PUT Links because links do not help)

2points which excerpt from thomas paine's common sense best represents an attempt to appeal to ethos to persuade the reader? a. the infant state of the colonies, as it is called, so far from being against, is an argument in favor of independence. b. to talk of friendship with those in whom our reason forbids us to have faith is madness and folly. o c. oye that love mankind! ye that dare oppose, not only the tyranny, but the tyrant, stand forth! o d. i am not induced by motives of pride, party, or resentment to espouse the doctrine of separation and independence..