Which of the following describes the displacement or swept volume?

• A. Vs=\(\frac{Π}{4}\)∗d2l
• B. Vs=\(\frac{Π}{16}\)∗d2l
• C. Vs=\(\frac{Π}{32}\)∗d2l
• D. Vs=\(\frac{Π}{4}\)∗d3l