In addition, two experts in the IOC think that the first interview question (เด็กๆเรียนเป็นไงบ้างครับ) in the structured interview questions should be changed to “are you happy or not, are you enjoy or not”. However, Jaidin (2018) states that any interview questions cannot directs interviewees to respond in a narrow way. Especially the examiners’ suggestions in the researcher’s defense research proposal, in which the interview questions cannot leading the students’ answers. Therefore, the first interview question will keep used in this research.