In your attempt to determine which is denser oil or water, you mixed 25 ml of oil with 25ml of water. What helpful qualitative data can you derive from the set-up?

• A. There are 50 ml of liquid in the container.
• B. Oil did not mix with water.
• C. Oil is on top of the water.
• D. There are 25 ml of water and 25 ml of oil in the container.