💡 Detailed Explanation
Translation of Script:
- Narrator: 20. Is that book interesting?
- Choice 1: No, it's not difficult. (いいえ、難しくないです - doesn't answer 'interesting' directly)
- Choice 2: Yes, it's very interesting. (はい、とてもおもしろいですよ)
- Choice 3: I bought it at the bookstore. (本屋で買いました - answers where, not how it is)
Explanation of Answer:
- The question asks 'Is it interesting?' (おもしろいですか). The direct and correct reply is Choice 2.