<span>Government increased its regulation of
business practices. </span>The Progressive movement attempted to regulate monopolies and break up trusts, this meant they were regulating businesses.
Your answer would be, B. Mechanical Weathering :)
The immediate effect was an outpouring of grief and indignation of a kind rarely if ever experienced in the United States. The emotional impact of the crime was heightened by the fact that it occurred almost immediately after the Civil War had ended. The long-term effect was that the goal of the country's well-being changed. Lincoln's plan was simply to reunite the country not really focused on slaves. Without him, the plan shifted a bit. Hope this helped :))