Correct option is B
Statement (A) is correct that Hiuen Tsang and Alberuni have recorded legends that refer to grand monastry built by Kanishka at Peshawar.
* Statement (B) is correct that Buddhist Philosophers Asvaghosha, Parsva and vasumitra enjoyed Kanishka's favour and Charak, Nagarjuna were also in court of Kanishka.
* Statement (C) is correct that the reverse of Kanishka's coin represent oesho (shiva), sakaymo Boddo, Athsho etc.
* Statement (D) is not correct because Kanishka and his successor have Greek and Bactrian legends on the reverse.
* Statement (E) is not correct because Kalhana's Rajatarangini did not mentioned joint rule over Kashmir of three kings named Huska, Jushka and Kanishka.
* All these kings belong to Kushana dynasty and Hushka and Jushka are successor of Kanishka.
So, (A, B, C) is correct answer.