The t-shirt that they give only to people who finish is a big reason that so many people take up the challenging race.
This paraphrase presents the same information as in the sentence, but since it should be a bit more of a summary, it takes out the specific detail of how many people actually run the race, which can just be paraphrased into 'so many'.
D. More hours don’t necessarily mean more quality instruy; both students and teachers get worn out.
It depends how many weeks and that would give you an exact answer
Crafting Your Conclusion Paragraph<span>Revise your thesis statement. One of the most important components of an effective conclusion is a well-written thesis statement. ...Re-write your thesis statement. ...Use specific examples. ...Summarize your main points. ...<span>Leave a lasting impression.</span></span>
Once upon a midnight dreary, while I pondered, weak and weary,
Over many a quaint and curious volume of forgotten lore—
While I nodded, nearly napping, suddenly there came a tapping,
As of some one gently rapping, rapping at my chamber door.
"'Tis some visiter," I muttered, "tapping at my chamber door—
<span> Only this and nothing more."</span>