Suppose you want to invest in the U.S. Treasury bills (T-bills). The minimum denomination is $100,000 and you have only $1,000. Therefore, you choose to invest your $1,000 in U.S. T-bill mutual funds at a price of $10 per share. Which function of financial systems does the mutual fund perform in doing this way?
A.clearing and settling payments
B.polling resources and subdividing shares
C.dealing with incentive problem
答案选B，polling resources and subdividing shares.