44. The usual fees charged by mutual funds includes A) An account maintenance fee. B) A redemption fee. C) An exchange fee. D) All of the above 45. Which one is the characteristic of the adjustable-rate mortgages. A) The initial interest rate is fixed for a period of time. B) The interest rate applied on the outstanding balance varies throughout the life of the loan. C) After this initial period of time, the interest rate resets periodically. D) All of the above. 46. The presence of so many commercial banks in the US reflects the fact that A) the commercial banking is more competitive than other industries. B) the American banking system is more economically efficient. C) the more is better. D) Past regulations restricted the ability of the banks to open branches