PROBLEM TO BE SOLVED: To improve the inspection accuracy when inspecting the validity of a questionnaire even when a question in which an option for ending the questionnaire is set is included. SOLUTION: A question inspection device identifies a question for which a plurality of options including a specific option for which a question inspection process is completed in the middle of a question from a start question to a final question is set by being selected as an answer. For the identified question, the option excluding the specific option from the plurality of options is randomly selected as an answer. [Selection diagram] Fig. 5
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