pls help!! will give thumbs up

Congratulations! You have just been hired by Refiners-R-Us. As part of your initial training. you have been asked to analyze two crude oils that they are considering for refining operations. Calculate the profit per barrel for each crude oil, Crude A and Crude B. Tthe costs of each crude oil and the refining costs are shown below. WHICH OF THE CRUDE OILS IS THE LEAST PROFITABLE TO REFINE? B is the least profitable at 57.60 per barrel. B is the least profitable at $7.35 per barrel. A is the least profitable at $5.78 per barrel. A is the least profitable at $9.37 per barrel. B is the least proftable at $7.85 per barrel. Both A&B have about the same profitability. A is the least profitable at $7.25 per barrel