Who amongst the following was the engraver of Prabhavati Gupta's inscription?

Chakradasa

The correct answer is Option (2) → Chakradasa

This is what Prabhavati Gupta states in her inscription:

Prabhavati Gupta … commands the gramakutumbinas (householders/peasants living in the village), Brahmanas and others living in the village of Danguna … “Be it known to you that on the twelfth (lunar day) of the bright (fortnight) of Karttika, we have, in order to increase our religious merit donated this village with the pouring out of water, to the Acharya (teacher) Chanalasvamin … You should obey all (his) commands …

This charter has been written in the thirteenth (regnal) year. (It has been) engraved by Chakradasa.