Answer:
common warts are actually an infection in the top layer of skin, caused by viruses in the human papillomavirus, or HPV, family. When the virus invades this outer layer of skin, usually through a tiny scratch, it causes rapid growth of cells on the outer layer of skin – creating the wart.
Explanation:
Accelerated brain development would be the answer
The three key types of relationship are friends, family, and romantic partners. All the other choices namely, role models, acquaintances, and neighbors are not part of the key types of relationship.