3. The current price of Leamington plc stock is 3.00. Leamington plc is not expected to pay a dividend in the foreseeable future. Over the next six months, the price is equally likely either to increase by 25% or to fall by 20%. The riskless rate is 7.5% per annum, continuously compounded. Consider a European call option on Leamington plc stock with strike price 3.25 and time to maturity six months. The Delta for the European call option is * 0.370 0.500 0.556 0.630 1.111