Why are bones easily visible in X-ray’s but not so much the skin and other tissue? A. because X-ray waves are absorbed by skin and other tissues but not by bones

B. because X-ray waves are attracted to bones but repelled by skin and other tissues

C. because X-ray waves pass easily through skin and other tissues but are absorbed by bones

D. because X-ray waves change the molecular structure of bones but do not affect the molecular structure of skin and other tissues