A PA Cranium Projection Demonstrating the Petrous Ridges Superior to the Supraorbital

Multiple Choice

A PA cranium projection demonstrating the petrous ridges superior to the supraorbital margins

A) was obtained with the patient's chin tucked more than the required amount.
B) was obtained with the OML perpendicular to the IR.
C) will also demonstrate the internal acoustic meatus.
D) will require the patient to increase the amount the chin is tucked to obtain an optimal image.