Hello student I believe you should choose Neet code number 3 as it's for students who have passed intermediate examination from science stream from a recognized board.

Neet Eligibility - Candidates must passed or appearing class 12 in Physics chemistry and biology with minimum 50 percent marks from a recognized board.

For more details refer to the link mentioned below - https://www.google.com/amp/s/medicine.careers360.com/articles/neet-qualification-codes/amp

Feel free to comment if you've any doubt

Good luck