<span>The answer is letter B.
Long distance running is an activity that can improve muscular endurance. It can range from distances of 10 kilometers to 42 kilometers or even 100 kilometers. This activity is done between 30 minutes to more than 4 hours of continuous running depending on the distance that a person is targeting. Muscular endurance refers to the ability of the muscles to perform activities without undue fatigue. The demands of running for prolonged periods will develop this health-related fitness component especially when done on a regular basis.<span>
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The kind of infection would be a fungus infection, since you mention thickening and discoloration of the nail.
They increase the strength of contractions
It’s the outside/outer part of the kidney & it contains the glomerulus
