48. a draft is like a check that can be endorsed but it isn't a title to goods, like ______.

　　a. a bill of lading

　　b. an inspection certificate

　　c. a certificate of origin

　　d. an insurance certificate

　　49. arbitrage ______.

　　a. is a general economic term for buying something where it is cheap and selling it where it is dear

　　b. keeps exchange rates consistent across markets

　　c. has been outlawed by the international monetary fund

　　d. cannot occur where there is a forward exchange market

　　e. both a and b

　　50. what is the purpose of comparing the ledger entries with the documents? ______.

　　a. to prove that all the transactions have made for the right amounts

　　b. to prove that all the accounts have been posted correctly

　　c. to check the number of all the debits and credits

　　d. to post the right accounts

　　51. what is dollar cost averaging? ______.

　　a. a brokerage account that gives investors cheap trades

　　b. the idea that prices tend to rise over the long term

　　c. buying stocks that are below average in value

　　d. a flat quarterly mutual fund fee averaged throughout the year

　　e. a strategy of investing money on a regular basis to take advantage of market fluctuations

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