To identify the incorrect pair from the given options, we need to look at each pair and analyze its accuracy by considering the associated knowledge or category they belong to.
- ‘Prabhakar’ — Acharya P.K. Atre
- 'Prabhakar' refers to a well-known Marathi play, but it is not associated with Acharya P.K. Atre. Acharya P.K. Atre was a renowned writer and humorist, but 'Prabhakar' isn't one of his works. Therefore, this pair is incorrect.
- Balambhat Deodhar — Mallakhamb
- Balambhat Deodhar is famous for inventing the sport Mallakhamb, which is a traditional Indian sport displaying gymnastic postures on a vertical wooden pole or rope. Therefore, this pair is correct.
- Maharaja Sayajirao University — Delhi
- Maharaja Sayajirao University is located in Vadodara, Gujarat, not Delhi. Hence, this pair refers to an incorrect location.
After analyzing all options, the pair 'Prabhakar' — Acharya P.K. Atre is identified as the incorrect one because the affiliation with 'Prabhakar' is misplaced.