<span>Near beginning of life on Earth, Shen Nong, who was the Lord of the Wind, made many journeys over our world. I would say this is an example of a myth talking about 'near the beginning of life on Earth, that Shen Nong was even in existence then (since early primitive life did not co-exist with man) and also that he was "Lord of the Wind" which sounds like a mythical name perhaps bestowing powers to do with the wind.</span>
is unrelated to the word it modifies
D. I practiced regularly until the day came when I was able to consistently hit the ball.
The first excerpt because it is not stating a fact, rather it is stating what President Wilson thinks. In other words, his opinion.
Plagiarism is taking another persons work and taking credit for it as if it were yours.