A stock option. How Stock Option Works: 1. Underlying Asset: The underlying asset is a single equity share of a listed company approved for derivatives trading by the market regulator (SECI) and the exchanges. 2. Exercise Style (American Style): Contrary to European style index options that can only be exercised at expiry, stock options in the Indian market are typically American ... https://topcollegesadmission.in/college-list/mtechme/indore