Final answer:
Customers can make up to 3 substitutions in a bento box.
Step-by-step explanation:
The subject of this question is Business and the grade level is High School.
The question is asking about the possibility of customers substituting items in a bento box and how many items they can substitute. According to the options provided, the correct answer is C) Yes, up to 3 items.
This means that customers can make up to 3 substitutions in their bento box. For example, if the standard bento box includes rice, chicken, and vegetables, customers can choose to substitute rice with noodles, chicken with fish, and vegetables with salad, up to a total of 3 substitution