Most of a country's population is clustered near its eastern border. The north central area of the country has very low population density, while the south is a little denser.Which of the following statements are MOST likely to be true? (3 points) I. The country's eastern border is an ocean or a river. II. The country has a range of mountains along its eastern border. III. A river runs through the middle of the country to the ocean in the west. IV. There is a desert in the north of the country.