Which of the following terms refers to a country that is entirely/completely surrounded by land and has no coastline?

Which of the following terms refers to a country that is entirely/completely surrounded by land and has no coastline?

مندرجہ ذیل میں سے کون سی اصطلاحات سے مراد وہ ملک ہے جو مکمل طور پر زمین سے گھرا ہوا ہے اور اس کا کوئی ساحل نہیں ہے؟
Explanation

A landlocked country is a country that is entirely surrounded by land

it does not have an ocean or any large body of water.

while

There are currently 44 landlocked countries 

four landlocked de facto states.

Kazakhstan is the world's largest landlocked country.

Ethiopia is the world's most populous landlocked country