In the "Prayaga Prashasti," the subject is portrayed as an unparalleled figure on Earth. Endowed with countless virtues and engaged in numerous benevolent deeds, he surpasses other kings in fame. Referred to as "Purusha," the Supreme Being, he brings prosperity to the righteous and brings downfall to the wicked, his ways enigmatic and beyond comprehension.

His tender heart can only be won through devotion and humility, for he is compassionate and bestows many hundreds of cows upon others. His mind is dedicated to uplifting the miserable, the poor, the forlorn, and the suffering, and he shines radiantly with benevolence, embodying kindness towards humanity. He is deemed equal to gods like Kubera, the god of wealth, Varuna, the god of the ocean, Indra, the god of rains, and Yama, the god of death.

The subject's demeanour towards humanity can best be described as:

Benevolent and compassionate

The correct answer is Option 4 - Benevolent and compassionate

The subject's demeanour towards humanity can best be described as Benevolent and compassionate.

As mentioned in the passage:

In the "Prayaga Prashasti," the subject is portrayed as an unparalleled figure on Earth. Endowed with countless virtues and engaged in numerous benevolent deeds, he surpasses other kings in fame.

His tender heart can only be won through devotion and humility, for he is compassionate and bestows many hundreds of cows upon others.