How did the inventions of the late 1800's improve business practices?

What were the differing views of the presidency held by the framers?

The car market is an example of because it has few sellers who offer differentiated products. a. oligopoly b. monopoly c. monopolistic competition

Why was the u. s. annexation of hawaii delayed until william mckinley became president? a: the rebels who overthrew queen liliuokalani opposed u. s. annexation. b: the senate did not approve the treaty of annexation until mckinley entered the white house. c: supporters of the nationalist cause were in the majority in hawaii until 1898. d: mckinley’s predecessor, grover cleveland, refused to sign the treaty of annexation.