John desires an inventory turnover rate of 50x for his family owned chain of grocery stores. Last year they did $20,000,000 in sales with cost of sales of $17,000,000. Annual fixed SG&A expenses are $1,500,000. If John wants to meet this goal, he needs to manage his average inventory to which of the following levels?

Group of answer choices A. $400,000 B. $370,000 C. $340,000 D. None of the above