The surface joining the static levels in several non-pumping wells penetrating a continuous confined aquifer represents
(a) Water-table surface (b) Capillary fringe
(c) Piezometric surface of the aquifer (d) Physical top surface of the aquifer
(a) Water-table surface (b) Capillary fringe
(c) Piezometric surface of the aquifer (d) Physical top surface of the aquifer