Q. Which Indo-Greek King is known as eponymous hero of the Buddhist text Milinda-Pinha?

[A] Demtrius

[B] Menander

[C] Antialcidas

[D] Euthydemus

Answer: B
Notes:

Menander is mainly remembered as the eponymous hero of the Buddhist text, Milinda-pinha (questions of Milinda), in which he is engaged in a question-and-answer discussion on Buddhism with the teacher Nagasena.  

He is believed to have become a Buddhist and promoted Buddhism. 

Source: Tamil Nadu state board.