Which religion did the emperor ashoka convert to during his reign?

Buddhism

Explanation:

During Ashoka’s reign he was

obviously seen as a homicidal, but he later became a believer of the Buddha’s teachings after his conquest of Kalinga.

Then Ashoka converted to Buddhism simply because he felt that compunction for conquering Kalinga. Again this is because during the conquest of a previously unconquered country, he slaughtered, death toll, and taking people away captive necessarily occur.

answer; because they must appeal to a broad cross-section of the population;

answer; develops policy;