The mammographic factors differ from that used for chest examination in.. Mammography uses higher kilo voltage and higher milliamper

The mammographic factors differ from that used for chest examination in:
A- Mammography uses lower kilo voltage and higher milliamper
B- Mammography uses lower kilo voltage and lower milliamper
C- Mammography uses higher kilo voltage and higher milliamper
D- Mammography uses higher kilo voltage and lower milliamper
E- None of above