What Is the Present Value of the Following Net Cash

Multiple Choice

What is the present value of the following net cash flows if the discount rate is 10%?
$$\begin{array} { l l } \text { Year } & \text { Net Cash Flow } \\1 - 10 & \$ 20,000 \text { each year } \\11 - 15 & \$ 15,000 \text { each year } \\16 - 20 & \$ 10,000 \text { each year }\end{array}$$

A) $217,675
B) $153,895
C) $322,130
D) $167,515