The correct answer is letter A. Pre-existing conditions are usually the exclusions of health care programs available in most societies. This is the reason why there are a lot of lawsuits filed against healthcare companies who do not fairly adhere with the interests of their clients/patients.
Your fingers are moveable and your skull is a non-movable joint. or a hinge joint vs a suture
When you feel the need to sneeze, the best step to follow would be to put the crease in your mid-arm up to your nose and sneeze into that. This will prevent germs from spreading to others if you sneeze into the air or your hand.
If your talking about computers than the answer is ram