C=Cost twin  queen  king 
N=Northern location twin white  queen white  King white  twin beige  queen beige  king beige
S= Southern location twin white  queen white  king white  twin beige  queen beige  king beige  so it look like this [14 5] first row is twin, second queen, third king 1st white, column. beige.
a. Find CN and CS.
b. Tell which location has the greater dollar value of beige sheets in their inventory, and find the difference in these dollar values.
c. Find CN + CS. Describe what each element in the matrix represents.
Really appreciate the help guys, thank you!