I. The Great Wall of China was built over many centuries by successive dynasties. II. Modern refrigerators use compressors to keep food at low temperatures. III. It was designed primarily to protect against invasions from northern tribes. IV. Portions of the wall stretch across mountains, deserts, and grasslands. V. Millions of tourists visit its most accessible sections each year. (I-V) numaralı cümlelerden hangisi parçanın bütünlüğünü bozmaktadır?
