Because trade routes did not extend across the Middle East in the Roman times, the Romans were unfamiliar with silk. true or false?

Halle is a calculating, self-centered salesperson. she never engages in relationship marketing. she looks on any sales situation as a "win-lose" situation, and she believes any legal method she can use is justified when she wins. hallie is most likely at the stage of ethical development.

In exchange for land, a knight agrees to be a sort of sub-vassal to a vassal. this agreement was known as: investiture homage tyranny subinfeudation

An refers to a specific factor that has a range of possible values