Can I re arrange or delete options after KEAM second allotment and before third allotment?

Yes, after the KEAM second allotment, you can rearrange ore delete options before the third allotment. The procedure is usually allowed during the option confirmation period for each phase of KEAM seat allotment. here are few options that you can follow - 

Rearrange Options - You can reorder the existing options in the prefermce list to better align with your desired colleges or courses. 

Delete Options- You can delete unwanted options from your list you no longer wish to be considered for certain colleges or courses.

However, it is to be noted that you cannot add new options that were not selected during the initial option registration. Make sure that you confirm your choices within the stipulated time as failure may result in disqualification from further allotments. Also Check - Top Colleges Accepting KEAM Scores