A.) $14
B.) $ 15.40
C.) $17.71

Answer: $15.40
Work: Okay, so to find the tax, you multiply the price (Original), and the tax percentage (Remember, before you multiply the tax percentage, make sure in this form (.10) Okay, after multiplying $14 by .10, you get $1.4. Add that to $14, and you get $15.40. I hope this helps, and stay safe! :)