单项选择题Call provisions arts often exercised when().
A.tax rates riseB.interest rates have fallen substantiallyC.the borrower is planning a major expansionD.the borrower is in great need of cash
单项选择题Which of the following securities markets is organized as an over-the-counter market?().
A.The New York Stock ExchangeB.The NASDAQ market for stocksC.The US Government bond marketD.Both B and C