Q. Pick up the correct statement from the following:

• (A) Isotropic consolidation of clay can be obtained in the triaxial apparatus under equal all-round pressure
• (B) If the present effective stress is the maximum to which the clay has ever been subjected, it is called normally consolidated clay
• (C) If the present effective stress in the past was more than present effective stress, it is called over-consolidated clay
• (D) All the above