In the OSI model, the level of abstraction increases as we move __ the layer stack.

osi 모델보면 위로가면 갈수록 abstraction 레벨이 올라가는거 같구


Which layer of OSI model interfaces directly with the physical links of the network?

이문제가 너무 헷갈리는데

network가 맞을까요?