5 pts Question 7 You are given the following information regarding sales and inventory levels over time for your firm: Year 2010 2011 2012 2013 2014 Sales $12,502.00 $13.456.00 $17,845.00 $15,326.00 $14.464.00 Inventory $6,883 26 $7 310.65 $9 276.92 $8.148.41 $7.762 23 Given this information, determine the level of safety stock that the firm holds. O $1,490.47 O $1,282.37 O $1,212.99 $1,351.72 O $1,421.10