Which primary source would be most useful to a historian writing a book about the conclusion of world war i?
a. the espionage act
b. the open door policy
c. the treaty of london
d. the treaty of versailles

Lloyd’s of london was one of the first institutions to offer insurance to merchants and joint-trade companies. a major part of the insurance system involved people who agreed to take responsibility for the insured losses in return for a fee. what were these risk-takers known as? a. joint-stock companies b. investors c. underwriters d. merchants e. capitalists