Who innovated the use of assembly line methods to produce consumer goods quickly and inexpensively? a) henry ford eliminate b) alexander graham bell c) thomas edison d) the wright brothers

1. how did manifest destiny spur nation building in the u.s.? 2. how did the idea of “the nation” begin to change? 3. how were the unifications of germany and italy similar? 4. what problems did the austro-hungarian empire have? 5. what domestic issues did england and france have?