You ask for the type of item in box 45. Instead of being given a direct answer, you are told that there are 31 items of the same type as box 45 in boxes 1 to 44 and 43 items of the same type as box 45 in boxes 46 to 100.What is the maximum possible number of different types of items?

• A. 6
• B. 4
• C. 3
• D. 5