In breast examination, the clinician was palpating with tips of finger except thumb staed from 2 o'clock posteriorly, palpated at 3 points on line joining periphery to nipple. Then again went to 3 o'clock point directly and came back centripetally while palpating at 3 points again on the line joining periphery and nipple. What is the method of breast examination described?
Veical strip method Dial of clock method Concentric method Quadrant method