There is No chance of getting a seat With a CUET PG score of 83 in OBC category in the IIMC Delhi PR & Advertising course through spot admission since the past cutoffs for OBC were much higher.

In Last year, OBC spot round cutoffs near around rank 1077, and your score is very less than this rank.

You can:

Try other IIMC regional campuses

Look other colleges for similar coursed

Prepare again for this.

All the best!!!