I. Desertification occurs when fertile land gradually turns into desert. II. Overgrazing and deforestation can accelerate this destructive process. III. Climate change is expected to worsen desertification in vulnerable regions. IV. Sustainable farming practices can help prevent further land degradation. V. Video streaming services have changed how people watch television shows. (I-V) numaralı cümlelerden hangisi parçanın bütünlüğünü bozmaktadır?