Which of the following would an increase in the budget deficit most likely cause?

Select one:

A shortage of loanable funds at the original interest rate, which would lead to falling interest rates.

A shortage of loanable funds at the original interest rate, which would lead to rising interest rates.

A surplus of loanable funds at the original interest rate, which would lead to falling interest rates.

A surplus of loanable funds at the original interest rate, which would lead to rising interest rates.