Answer:
Option A, cribra orbitalia in eye orbits.
Explanation:
Cribra orbitalia (CO) in eye orbits is caused by the iron deficiency of anemia which leads to weakening of bones of eye sockets by making it porous. It is also known as porotic hyperostosis of the orbital roof. Some of the common causes of this disease as claimed by researchers are malnutrition, insufficient diet and parasite.
Dietary deficiencies lowers the level of iron and other vitamins such as B9 and B12) thereby causing anemia known as megaloblastic anemia.
Hence option A is correct