Which statement correctly defines dry density, moist density, and in-situ density?

Which statement correctly defines dry density, moist density, and in-situ density?

• A. Dry density is the mass of dry soil per unit volume.
• B. Moist density includes water content.
• C. In-situ density is the density at the site after excavation.
• D. Dry density measures the bulk density including water.

Answer: (A)