Which of the Following Statements Is Incorrect

Which of the following statements is incorrect?

A) The present value of a dollar three years from today is greater than the present value of a dollar four years from today.
B) An increase in a project's future cash flows will result in an increase in the project's net present value.
C) An annuity is a series of equal cash flows over equal time intervals.
D) A decrease in the discount rate will result in an increase in the internal rate of return.