Answer : 4. "मौलिक अधिकारों का संरक्षण"
Explanation :

The Protection of fundamental rights comes under the jurisdiction of high court and supreme court.

Fundamental rights are generally regarded set of legal protections in the context of a legal system, where such system is itself based upon this same set of basic, fundamental, or inalienable rights. Such rights thus belong without presumption or cost of privilege to all human beings under such jurisdiction.