💡 Detailed Explanation
Translation of Script & Choices:
- Narrator: What do you say before eating a meal?
- Choices:
1. ごちそうさまでした (Thank you for the meal - said after eating)
2. いただきます (Thank you for the food / Let's eat - said before eating)
3. いってきます (I'm leaving / off I go - said when departing home)
Explanation of Answer:
- The social etiquette phrase used in Japan immediately before starting a meal is 'いただきます' (itadakimasu). Therefore, Choice 2 is the correct answer.