A narrow strip of land which connects two land masses is known as

An isthmus is a narrow strip of land connecting two larger landmasses, typically with water on both sides. The Isthmus of Panama (connecting North and South America) and Isthmus of Suez (connecting Africa and Asia) are classic examples. A gulf is a large coastal inlet, an island is land surrounded by water, and a strait is a narrow water passage connecting two larger bodies of water. The isthmus is the correct answer because it specifically describes a land connection.