They generally end with an agreement that a satisfactory answer hadnt been reached.
In order to find out which evidence will be the best one, we have to pay attention to the point on which author makes accent. As for me, author emphasizes that such physical activity as walking can positively affect our mental state, and the only option which maintains this idea is C. Endorphins released during walking build brain cells and make people feel good, because it points out the mood and state of a person.
It is the second one; <span>The white whale sank the Captain's boat.
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How is social media different from other forms of entertainment for young people
