Explanation:

Buddhamitra was a Buddhist nun from India during the Kushan Empire.
Statement 1: She is remembered because of dated inscriptions on images of bodhisattvas and the Buddha that she erected in three cities near the Ganges river.They mark her success in attracting money and patronage to the Sarvastivada, the sect of Buddhism to which she belonged.
Statement 2: Virasoliyam attempts to find synthesis between Sanskrit and Tamil grammar.There were other books written on Tamil grammar as well like Yapperungalam and Yapperungalakkarigai by the Jain ascetic Amirtasagara.