YOU CAN SHORT TO D ZONE
AND THEN WHEN YOU SEE A SIGNAL
TAKE A LONG POSITION
AB can retrace up to 78.6% of the XA leg ( key word is UP TO)
BC can retrace between 38.2% – 88.6% of AB
CD can be an extension of 1.618% – 2.618% of AB
CD can also be an extension of up to 1.272% – 1.618% of XA leg
The point D is known as the PRZ or Potential Reversal Zone
I hope this help. let me know if you need reference link
here is his link http://harmonictrader.com/
there is much much much more in harmonic trading than just specific point.
you are always and thats always dealing with zones.
buy one his books and I am here if you need help.