X would equal 5. (need more characters)
In the west, the Atlantic, east, Atlantic is connected to the pacific, and the Arctic is in the both and south. I hope it somewhat helped. Sorry if I didn’t :)
It would be d. all of the above because precipitation means rain, and when it rains the water replenishes also streams and rivers replenish water by allowing water to flow.
Korea acted as a cultural bridge between China and Japan.