The answer is C skeletal because the bones are part of the skeletal system being held together by the skeletal muscle
I’d recommend putting answer B.
Being a biomedical photographer requires postsecondary education in biological, biomedical or biocommunications photography. To work in a specialized field, one additionally needs training in that specific area.
Biomedical photographers, also known as medical or biological photographers, produce medical or scientific images using advanced digital equipment. These photographs are typically used in scientific publications, medical journals, research reports and teaching materials. Biomedical photographers usually have extensive knowledge in science, photography and computer applications. Postsecondary education and work experience are required.
