LifeKicks Jacbobs sneakers cost $40 per pair from the supplier and are sold by LifeKicks at $80 per pair during their peak fall selling season. Shoes not sold during the fall are moved to the LifeKicks outlet store and sold at the discounted price of $25. The demand is normally distributed with a mean of 100 and standard deviation of 20. What is the optimum order quantity? Choose the closest answer. a) 100 b) 105 c) 110 d) 115