125 Million tons of coal were mined
Answer: The correct answer is emphysema.
Explanation: Physical activity has shown to be one of the most important key elements in pulmonary disease rehabilitation with certain exercises being <u>more pertinent than others. </u>
<u>Doctors usually recommend to people diagnosed with emphysema stretching exercises, breathing exercises and aerobic exercises to improve the prognosis. </u>
In conclusion, physical activity helps to reduce certain chronic diseases such as emphysema.
The exercises should be recommended by Doctors, because some of them may worsen the condition.
The correct answer is D. They mapped trails and helped build forts
Explanation
Mountain men are a group of people who lived in the western mountains of the United States. These mountains were characterized by being difficult to access, so there were no roads in this area, and it did not have many human settlements. Once the idea of building and connecting the entire country was planted, the help of men who inhabited this area was needed to trace the roads and build them because they knew how to move and work on that terrain due to their extensive experience in that terrain. Therefore, the correct answer is D. They mapped trails and helped build forts