Who was lawrence murphy and what problems did he cause in lincoln?

Ais a group of people living and working under a set of rules and traditions.

Which environmental change allowed people to travel by land between asia and north america a.human apaption to arctic environments b.the introduction to horses to north america c.the formation of ice sheets on land d.a rise in ocean temperatures

Who is eric smith what did he do to derrick robie? did he stick a stick inside derrick robie?