Answer: A young adult today and a young adult in the 50s are very different. one difference is that they would dress differently, easier to get jobs, different opinions based on time period.
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A. being oxygenated in the alveoli, where oxygen is supposed to attach to the red blood cells (in the lungs)
        
             
        
        
        
Answer:
letter b, with age people lose the ability to think, remembee and solve problems
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Yes, there should be stricter regulations to qualify for social security disability so the government can save tax money for those who really need it.