The best description of the Line of Control (LoC) in Kashmir among the provided options is:
It is a militarized border with a human-made barrier.
The LoC is heavily militarized and has various forms of security measures and barriers, though it does not have a continuous physical wall like some other borders. It has not brought an end to the fighting in Kashmir, and the location of the LoC does not provide India access to significant oil deposits, as that is not a primary concern in the region.