How justifiable was the u. s. expansion in the 1800?

Who's idea was it for businessmen to use their wealth for the greater good of society? (gospel of wealth ~ap u.s. history

The venn diagram below shows some services provided by state and local governments. the answer choices are (1) - creating a police force, (2) - regulating taxicabs, (3) - regulating savings banks, (4) - issuing driver licenses.

Which is true about pontiacs war in 1763