University Of Madras — Have been marked absent for an exam that I have actually submitted the answer sheets as per the rules of the madras university

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MADRAS UNIVERSITY OF DISTANCE EDUCATION ,CHEPUAK ,CHENNAI-5

Im Anitha, A20 batch student of B.Com bank managemeent . I have submitted all my 1st-semester answer scripts through Indian post.
In the results published for the UG on 28 JULY 2021, I HAVE BEEN MARKED "AAA" for the subject code "ULE1A". I have mentioned this in the register shown by the madras university staff on 29 JULY 2021. On 13 AUG 2021, I gave a letter regarding the same and the original courier receipt for the date of exam that, I have been marked absent and a copy of my mark sheet.
Now as the last date for paying 2nd-semester exam fees is 21aug2021 without penalty, kindly do the needful as soon as possible.

MY REG NO:- A20105UBT6009