Option c is the correct answer. The "Kuruspal Inscription" provides information about King Someshwar I. The inscription is written in Sanskrit using the Nagari script. It records a land grant near Kalamba made by Dharana-Mahadevi, who was the second queen of King Somesvaradeva. The inscription reflects the victorious reign of King Somesvaradeva and is dated in the Saumya samvatsara. The inscription's contents are engraved on a stone that was found incorporated into the steps of a small tank in the village of Kuruspal, Bastar district, Chhattishgarh.