Jackie's Snacks sells fudge, caramels, and popcorn. It sold 12,000 units last year. Popcorn outsold fudge by a margin of 2 to 1 . Sales of caramels were the same as sales of popcorn. Fixed costs for Jackie's Snacks are $15,000. Additional information follows: The breakeven sales volume in units for Jackie's Snacks is (Round the final answer up to the nearest unit.) A. 4,000 . B. 5,000 . C. 36,000 . D. 45,000