Suppose someone offers to pay you $1,000 in one year. Which of the following is/are correct? Select all that apply.

a. If your time preference goes up (i.e., you become more impatient), the present value of that $1,000 for you would go down.

b. If inflation goes up, the present value of that $1,000 would go down.

c. If uncertainty in the economy goes up, the present value of that $1,000 would also go up.

d. If interest rates go up, the present value of that $1,000 would also go up.