future contract, it is an obligation of the buyer or seller of the contract to honor the contract at the end of the period whether the situation is favorable or not does not matter. Option contract gives right to the buyer either to sell or buy a particular share, he is not under an obligation to buy or sell, he can exercise his option only when the situation is favorable to him. Trader needs future/call/put to protect his investments in share market by way of hedging.
Anjan Prasad S, , Futures and Options, call, Cash Settlement, exprity date, Future, MTM, Nifty futures, options, premium, put, Spot, strike price