문제의식

 

 

 

 

https://www.youtube.com/watch?v=USQ7P1lhoXY&ab_channel=%EA%B9%80%EC%96%B4%EC%A4%80%EC%9D%98%EA%B2%B8%EC%86%90%EC%9D%80%ED%9E%98%EB%93%A4%EB%8B%A4%EB%89%B4%EC%8A%A4%EA%B3%B5%EC%9E%A5