Bone deformities occur due to the excess intake of

Answer: Option D

When there is an excessive intake of fluorine in the diet, the person suffers from many dental and bone-related deformities. The long bones are affected which results in breaking and fractures in the bones. There is a reduction in bone density and elasticity which results in osteosclerosis. There are problems with dental fluorosis in cases of children during the growth of the teeth in case of a high intake of fluorine.
Thus, the correct answer is option D.