A 1-year forward contract on a stock with a forward price of USD 100 is available for USD 1.50. The table below lists the prices of some barrier options on the same stock with a maturity of 1 year and strike of USD 100. Assuming a continuously compounded risk-free rate of 5% per year. What is the price of a European put option on the stock with a strike of USD 100?

| Option | Price |

|--------|-------|

| Up-and-in barrier call, barrier USD 95 | USD 5.21 |

| Up-and-out barrier call, barrier USD 95 | USD 1.40 |

| Down-and-in barrier put, barrier USD 80 | USD 3.5 |