D.Silk
Explanation: American imports from China largely consisted of cloth(nankeen and silk).
D. because they were trying to separate from the south
Answer:
Controlling fire is important because not doing so can cause even more catastrophic damage than has already been done. Take California historically, for example. In the past, they've had millions of acres destroyed by wildfires, and that was while they were being contained. Imagine if they weren't, How much more *could* it have done?
Answer:
Smith argued that by giving everyone freedom to produce and exchange goods as they pleased (free trade) and opening the markets up to domestic and foreign competition, people's natural self-interest would promote greater prosperity than with stringent government regulations.