MARKOFF CORP. currently sells 1 product, Product A. MARKOFF estimates demand and costs of Product A at various activity levels as follows: 22. What price should MARKOFF charge to maximize profits? $ 23. How much profit will MARKOFF have if a price of $48 is charged? $ 24. How would you best describe MARKOFF's variable cost per unit over the range shown? A) It is constant B) It is increasing as volume increases C) It is decreasing as volume increases D) It is first increasing as volume increases, then decreasing