I need help with an economics question

Question: A decrease in consumer confidence,Answers:A. shift the demand for loanable funds to the right and increase the real intest rate.B. Shifts the demand for loanable funds to the left and reduces the real interest rate.C. shifts the supply of loanable funds to the left and increases the real interest rate.D. Shifts the supply of loanable funds tot he right and reduces the real interest rate