Answer:
A
Explanation:
they are not personal/internal issues and they do not fit into the other catigories
Answer:
Human papillomavirus (HPV)
Explanation:
The rough growths described are warts, which are skin growths caused by HPV.
HPV stimulates the growth of the cells on the outer layer of the skin, forming warts. There are many types of HPV, some cause warts on the hands, others can affect the feet, face, genitals, and more.
HPV infections are very common and can be spread by skin-skin contact
Calcium is an important element required for muscle contraction and bone integrity.