Jane's Basic Boutique selis approximatelya contstant 800 pairs of basic black llats every 3 months. Jane's current policy is to otder 200 palis cath time she places an order. it cost Jane 590 to piace the order and her annual holding cost rate is 26% of the cost per pali. Answer the following questions it the cost per palt is $55 a) What is the optimal order quantity? b) Why do you think it is better for her to change her order amount to what you found instead of 250 ? In other words, what is wrong with 200 tems per orderil or, why stiouldrit ahe order her entife derinand at once to cut the mulliple orceting cost? c) How often should they re-order? d) What is the total annual variable cost (all cosis associated with products including the cost to purchase the products) An attachment showing your calculations is required