For a Maxillary Alginate Impression,the Operator Stands Just _____ the Patient

Multiple Choice

For a maxillary alginate impression,the operator stands just _____ the patient at the _____ o'clock position and retracts the corner of the mouth with the side of the tray while retracting the other corner of the mouth with the index finger of the other hand.

A) in front of;5
B) in front of;7
C) behind;1
D) behind;11