Consider an American-style put on a stock with price $42; the call has a strike price of $50, time-to-expiration of 300 days. Assume that there are no dividends expected for the coming year on the stock and the interest rate is 10%. The greatest arbitrage-free lower bound for this call would be:

		$0.00
		$2.23
		$3.00
		$4.23
		$8.00