<prompt>  One of the following statements regarding pin retained restoration is NOT truePinholes should never be prepared at different levels on the toothA minimum of 0.5 mm clearance should be provided around the circumference of the pin for adequate condensation of the amalgamPinhole should located on a flat surface that is perpendicular to the proposed direction of the pinholeThe pinhole should be positioned no closer than 1 mm to DEJ and no closer than 1.5 mm to the external surface. 