The correct answer is religious persecution and here's why:
The Mongol rule occurred at the same time but was not as important as religious persecution. Muslim rule was common earlier during the 6th century, while intellectual oppression was not a recurring issue.
Answer:
C.)
Explanation:
C and D make the most sense but I think C fits the best.
It led towards the partitioning of the subcontinent. If you want to learn more about the reason why this happened, it's because of their notable differences in religious perspectives. Instead of causing chaos in India, they just decided to separate the subcontinent instead.