To Shield the Female Gonads Properly

Multiple Choice

To shield the female gonads properly,
1) use a flat contact shield made from at least 0.5 mm of lead.
2) use a flat contact shield cut to the shape of the inlet pelvis.
3) the dimensions of the shield used are determined by the OID and SID and by the size of the patient's pelvis.
4) the entire inlet pelvis should be shielded.

A) 1 only
B) 1 and 2 only
C) 2, 3, and 4 only
D) 1, 2, 3, and 4