2. What event did you read about that could explain the massive increase in immigration between 1840 and 1860?
ncrease in immigration between 1841 - 1851?

When there are advances in technology, such as the personal computer, how might business productivity change? a) productivity is separate from technological advances so there is no impact. the new technology can replace outdated, less efficient, machinery. o) the businesses' products will no longer be demanded. d) manufactured items will be made elsewhere.