The answer is the quadricep muscles. They are engaged whe you use the leg extension machine.
Hope this helps! :)
Answer:
<em><u>Colon cancer</u></em>
Explanation:
With environmental and genetic factors, lifestyle is also an important factor to cause cancer. People who do not perform many physical activities or less active can have more chances of colon cancer. The exact reason for colon cancer is not known but the sedentary lifestyle is a factor to causes colon cancer.
Answer:
because they did not study well when they were young so now they blame why they suffered.
