원본:마카님의 한마디에 정말 행복해지네요 저도 사랑합니다! task 1. [target name]: 빈 task 2. It is unclear from the post who the target name "빈" is and what their relationship with the author is. task 3. score: 2 for understanding level and 5 for appropriateness. The understanding level is low as there is not enough information to determine the relationship between the author and the target name. The appropriateness score is average as the reply is friendly but may come across as too familiar without knowing the relationship between the author and the target name. task 4. Alternative reply: 마카님, 빈님께서 행복하길 바랍니다.