How did Forrest fenn make a living in Santa Fe

In 250-300 words, discuss jem’s character development in to kill a mockingbird. how does he grow and change? what are the major events that affect that change?

Aman lives on the twelfth floor of an apartment building. every morning he takes the elevator down to the lobby and leaves the building. in the evening, he gets into the elevator, and, if there is someone else in the elevator -- or if it was raining that day -- he goes back to his floor directly. otherwise, he goes to the tenth floor and walks up two flights of stairs to his apartment.

What did mark twain contribute to the history of the novel? select all that apply.