What did the catholic church believe was necessary for salvation

Which source would best a historian understand the effect of the great chicago fire on families? a. a biography of a chicago family displaced by the fire b. a letter from a grandmother in new york to her family in chicago c. a newspaper editorial about families who were displaced d. an oral history dictated by an adolescent who fled the fire

The rise of advertising in the 1920s. i am good with seeing how advertisements shape the roaring twenties and how it developed a new way of life through modern days. but i am not sure what the details of advertising in the 1920s were. if possible can you send me links (preferrably credential links) to sources that maybe show like the first company to start advertising through the radio, how advertising benefits (statistics graphs), etc.

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..