Pick up the incorrect definition from the following:

• A. Ratio of the compressive strength of unconfined undisturbed soil to that of remoulded soil, is known as the sensitivity of the soil sample
• B. The rotation of soil particles into stable state while remoulding, is known as the thiostropy of soil
• C. The water content at which a soil changes from the liquid state to solid state, is known liquid limit of the soil
• D. The water content at which a soil flows, is known plastic limit of the soil