An investor has accumulated $$7,709$ and is lookinv for the best rate of return that can be earned over the next year. A bank savings account will pay $8\%.$ A one$-$year bank certificate of deposit will pay $10\%,$ but the minimum investment is $$10,000.$

A$.$ Calculate the amount of return the investor would earn if the $$7,700$ were invested for one hear at $8\%.$

B$.$ Calculate the net amount of return the investor woukd earn if $$3,000$ were borrowed at a cost of $18\%,$ and then $$10,700$ were invested for one year at $10\%.$

C$.$ Calculate the net rate of return on the investment of $$7,700$ if tge investir acceptabthe strategy of part b$.$

Round answer to $2$ decimal places