what am I ?

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Across
  1. 3. What is MBTI of principal?
  2. 5. Who is the teacher of 영어사랑방?
  3. 6. Where will Samchun 1st graders go for field trip?
Down
  1. 1. Who donated 30million won to celebrate birthday?
  2. 2. What is Jihoo's favorite korean traditional food?
  3. 4. Which food has gone viral on social media?