Which of the Following Statements Is False

Which of the following statements is false?

A) The yield curve changes over time.
B) The formulas for computing present values of annuities and perpetuities cannot be used in situations in which cash flows need to be discounted at different rates.
C) We can use the term structure to compute the present and future values of a risk-free cash flow over different investment horizons.
D) The yield curve tends to be inverted as the economy comes out of a recession.