What exactly are you asking?
In general, the United States' support for the government in El Salvador was controversial because the government had a history of corruption, although this was seen as a necessary evil by many.
Increasing cultivation of tobacco required more land and clearing forest areas to make land fit for planting. Expanding English settlements meant more encroachment on Native American lands and somewhat greater contact with Native Americans.
Answer:
c) selling arms to Iran in exchange for hostages and using the profits to illegally fund the Nicaraguan Contras.
