I. 3D printing allows engineers to produce complex parts without traditional molds. II. The technology builds objects layer by layer from digital design files. III. Aerospace companies use 3D printing to manufacture lightweight aircraft components. IV. Some hospitals even print custom prosthetic limbs for individual patients. V. Migratory birds often travel thousands of kilometers between breeding grounds. (I-V) numaralı cümlelerden hangisi parçanın bütünlüğünü bozmaktadır?