What proved to be a major hardship for settlement in the England colonies

Which of these innovations led to increased production in american factories in the early 1800s? a. the use of interchangeable parts b. the construction of canals c. the invention of the mechanical reaper d. the availability of electricity

Brainliesttt asap!me : describe the responses to terrorism in the united states.

Abigail adams rescued important items from the white house, including a portrait of abraham lincoln, during the war of 1812. a. false b. true