Last day of the week, we had ferocious fall in BN. So this leads us to take bearish view as well along with a strong bullish view.
Firstly on a Bullish view –
Wave 3 is over at 20908 and 4 is underway. Should complete around 19640 on Monday. Then after 5 should start for 21068 and may take ending diagonal pattern.
Secondly on a Bearing view –
Looking at ferocity of fall on Friday, it is useful to consider a bearish view as below.
As per this view, Top is made at 20908. Also it should move past 18212 in coming days in a faster time.