Oceans are interconnected, together known as the :AWorld OceanBBlue SeaCGlobal WatersDPacific UnionAnswer: A. World Ocean Read Explanation: OceansMajor portion of the Earth's surface is water. These vast waterbodies are called oceans.There are five oceans on the Earth.About two third of the earth's surface is covered by oceans.Oceans are interconnected, together known as the 'World Ocean'.Seas are the parts of oceans partially surrounded by land.Oceans play an important role in sustaining life on the Earth Read more in App