Answer:
Asia
Step-by-step explanation:
Southern Ocean is also known as the Antarctic Ocean extends from the coast of Antarctica north to 60 degrees south latitude. Countries bordering the Southern Ocean are: South Africa, Chile and Australia.
Arctic Ocean is the smallest and shallowest of all the world's ocean. Countries bordering the Arctic Ocean are: Russia, Norway, Iceland, Greenland, Canada and the United States.
Sailing from Southern Ocean to the Arctic Ocean along 20-degree west longitude line, all those continents must be passed except Asia.
Asia is at the right most corner of the world map, located at 34.0479° N, 100.6197° E.