Dussehra is celebrated in ________ month of the Hindu calendar.

The correct answer is Ashvina.

Explanation:

1. Dussehra (Vijayadashami): Dussehra is a prominent Hindu festival celebrating the victory of good over evil, specifically commemorating Lord Rama's victory over the demon king Ravana and Goddess Durga's victory over Mahishasura.

2. Hindu Calendar Month: As per the Hindu lunar calendar, Dussehra is observed on the 10th day (Dashami) of the bright fortnight (Shukla Paksha) in the month of Ashvina.

3. In the Gregorian calendar, this month usually spans across September and October.