The separates korea from both japan and russia. a. yellow sea b. indian ocean c. sea of japan d. korean peninsula

I believe the answer is: c. sea of japan
Sea of japan is located on the western side of the japan's land, which bordered by Japan, Korea, and Russia (even though north korea believes it's part of their territory)
The sea has around 37,000 square mile area and has a mean depth of 5740 feets

He was an adventurer and writer who established a colony near roanoke island, in present day north coralina.