--------------- is referred to as landlocked country
Answer Details
A landlocked country is a country that is completely surrounded by other countries and has no direct access to the sea or ocean. This means that the country is not connected to any major body of water such as a sea, ocean or a river that leads to the sea.
Out of the options listed, Burkina Faso is the only country that is landlocked. Guinea, Nigeria and Ghana all have coastlines along the Atlantic Ocean.