Delete duplicate comments

Hi Admin, I need help to delete duplicated comments. I have posted several times because my comments were not appearing. Please keep only my FIRST comment in the whole post and delete all my other comments. Thank you https://opentuition.com/topic/acca-paper-sbl-december-2020-exam-was-instant-poll-and-comments/page/3/ https://opentuition.com/topic/acca-paper-sbl-december-2020-exam-was-instant-poll-and-comments/page/4/