39. How does a certificate of deposit differ from a check?
40. Is a bank liable upon its certificates of deposit?
41. Give the requisites of a negotiable instrument.
42. Does every negotiable instrument require a payee?
43. May a negotiable instrument be signed by mark?
44. Is an "I. O. U." a negotiable instrument?
45. Name the necessary parties to a negotiable instrument.
46. How does a second indorser differ from a first indorser?
47. What is the liability of a drawer of a bill of exchange?