I need help! I will give a thumbs up if someone solves this step by step. Thank you!

14. If you conduct covered interest arbitrage, what is the arbitrage profit you will have realized after 90 days? You have $800,000 to invest Current spot rate of the pound: 90-day forward rate of the pound: 90-day interest rate in the U.S.: 90-day interest rate in U.K.: $1.60 $1.60 2% 4% a) $7,000 b) $10,500 c) $11,548 d) $16,000