Limestone is the correct answer
Answer: Take out the trash regularly, make sure food is stored in secure containers, clean the house regularly, and don't leave perishable foods out for a long time.
B.
The radiation present is likely to cause genetic mutations.
The epidermis, or top layer of your skin may be damaged. The epidermis is made up of mostly dead skin cells to protect your body from small scrapes. If the cut is deep enough ot might affect the dermis, or lower layer of the skin that contains nerves and fat to warm your body.
Hope this helps! ; )