Running B of Wave 4, have a look that will be Corrective Zigzag or Corrective Flat
Flat - Normal b degree between 81 - 100% there are 03 types of leg c: 1/ C - Failure flat as leg c between 38.2% of a and retrace at least 33.3% of b 2/ Common flat as leg c between 100 - 138.2% of b 3/ Elongated flat as leg c between 138,2 - 161.8% of b