What main point about wealth and responsibility does Carnegie make in this passage? Nature’s laws have caused society’s most fit members to build great wealth.

Wealthy people should live modestly and purchase only what they need.

Rich people should use their wealth to benefit society.

In ohio in 1872, the cleveland massacre was a violent labor dispute at standard oil refineries in cleveland. a takeover by standard oil of the refineries in cleveland. an attempt to stop standard oil from becoming a monopoly. a failed attempt by standard oil to take over other refineries.