An investor buys an April call option on a stock index: Suppose current index level is: 2800 Strike: 2900 Option price: $10 Multiplier: 100 What's the total $ premium of the contract: $10,000 If the index level at expiration is 2950, What is the total payoff of the index option: What is the total profit of the index option: If the index level at expiration is 2850, What is the total payoff of the index option: What is the total profit of the index option