Which of the following choices did not contribute to the Second Industrial Revolution? A. support for laissez-faire economics

B. inventions such as the battery and carbon filament

C. increased taxes and tariffs

D. the Transcontinental Railroad

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.