please answer 18,19, and 20

18. If the supply of bonds increases, then: a. the demand for loanable funds increases d. all of the above b. the interest rate increase e. none of the above C. the price of bonds decreases 19. Among the liabilities of commercial banks are: a. loans d. all of the above b. deposits e. none of the above c. required reserves 20. Asymmetric information may exist in financial markets because: a. the lender can not be sure what the borrower will do with the funds b. future inflation is uncertain c. both the borrower and lender usually sign a contract d. all of the above e. none of the above