Hey,

Fresh choice filling means that you need to select the colleges again. The colleges which you chose in round one will not be automatically carry forwarded to the second round.

Yes you can choose the same college as round one pertaining to the seat matrix. To know more about NEET counselling, check here https://medicine.careers360.com/articles/neet-counselling

To get a list of colleges in which you can get a MBBS/BDS seat, you can use NEET College Predictor https://medicine.careers360.com/neet-college-predictor?icn=QnA&ici=qna_answer