Question

which is the border zone between sea and land​

Answer 1

Answer:

The coastline is the boundary line of sea and land. With the tide changing, seawater back or forth, the boundary line of sea and land is constantly on the move. The coastal zone is the transitional zone of sea and land, including the areas of land influenced by the sea nearby and the sea influenced by the land nearby.

Answer 2

Answer:

The coast line

Explanation:

The coastline is the boundary line of sea and land. With the tide changing, seawater back or forth, the boundary line of sea and land is constantly on the move. The coastal zone is the transitional zone of sea and land, including the areas of land influenced by the sea nearby and the sea influenced by the land nearby.