Answer:
A friend is a person whom one knows and with whom one has a bond of mutual affection, typically exclusive of sexual or family relations.
Natural selection
Bc it is
Answer:
if you have headaches or migraines, your doctor may use a spinal tap to look for signs of infection, bleeding in the brain, to measure the pressure around your brain, or other things that could be causing your pain
Explanation:
Nearsightedness is the answer.