Detailed Solution:
The correct answer is “Zain-ul-Abidin”.
Zain-ul-Abidin was a ruler of Kashmir in the 14th century who is renowned for his progressive policies. One of his significant contributions was the abolition of the Jizya (a tax imposed on non-Muslims) and the ban on cow slaughter.
Zain-ul-Abidin is considered a just and tolerant ruler, and he is credited with promoting religious harmony in Kashmir by making such reforms.