Calculate the value of an eight-month at-the-money European put option on a currency with a strike price of 0.50.The current exchange rate is 0.52, the volatility of the exchange rate is 12%, the domestic risk-free interest rate is 4% per annum, and the foreign risk-free interest rate is 8% per annum.

Please I need the Black-Scholes Option Model - Spreadsheet Modeling.

Thank you