The HVE Suction Tip Should Be Positioned

Multiple Choice

The HVE suction tip should be positioned:

A) after the dentist positions the handpiece and mouth mirror.
B) on the surface of the operative tooth closest to the dentist.
C) so the bevel of the suction tip is perpendicular to the tooth surface.
D) so the edge of the suction tip is even with or slightly beyond the occlusal surface or incisal edge.