单选题 An investor buying bonds on margin:
  • A. must pay interest on a loan.
  • B. actually lends the bonds to a bank or brokerage house.
  • C. is not restricted by government regulation of margin lending.
【正确答案】 A
【答案解析】[解析] 保证金贷款要求支付利息，其利率通常高于回购协议的相关利率。