Answer:
 D. Osteoarthritis 
Explanation:
Osteoarthritis - 
It is one of the form of arthritis , which is very commonly seen to have affected most of the people , in this medical condition , the protective cartilages present in the ends of the bone gets hampered . 
The most common parts which gets affected are the hands , spine , knees and hips . 
 The symptoms of Osteoarthritis  are - 
- Joint pain
- swelling 
- limited flexibility of joints 
- tenderness 
- Grating sensation , etc.
The damaged caused to the joints can not be recovered completely , but the symptoms can be controlled.
Maintaining healthy diet , proper exercise and proper medication can help with the condition .
Hence, from the given scenario of the question , 
The correct answer is   D. Osteoarthritis 
 
        
             
        
        
        
Answer:
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Answer:
O b. If a coach is accused of sexual harassment, he should listen carefully to the accusation and
identify and stop the offending behavior
Explanation:
hope this helps!
 
        
                    
             
        
        
        
The answer is A. Permit-required confined space. 
It is permit-required as there are hazards that those involved must be aware of before entering so that they can safely enter and work in the said space. 
 
        
                    
             
        
        
        
Heamoglobin A is decreased in beta thalassemias with the exception of beta thalassemia minima.
Beta thalassemia:
- Beta thalassemia is a blood disorder that reduces the production of hemoglobin . Hemoglobin is the iron-containing protein in red blood cells that carries oxygen to cells throughout the body. In people with beta thalassemia, low levels of hemoglobin lead to a lack of oxygen in many parts of the body.
- Treatment for beta thalassemia may include: Regular blood transfusions. Medications (to decrease amount of iron in the body, called chelation therapy) Surgical removal of the spleen (if necessary).
- The diagnosis of β-thalassemia relies on measuring red blood cell indices that reveal microcytic hypochromic anemia, nucleated red blood cells on peripheral blood smear, hemoglobin analysis that reveals decreased amounts of HbA and increased amounts of hemoglobin F (HbF) after age 12 months.
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