Answer: Walking has a low risk of injury.
Explanation: The article states that walking is low impact and less likely than other exercises to cause injury to leg tendons and muscles.
Answer: A. Word for word plagiarism.
Explanation: plagiarism simply involves using someone else's words or idea without citation to show they are not you own idea or words.
The student's version contains sentence having the same wordings as the original content and the student did not put those sentence in quotation to show it were not his or her own idea. Although the student cited the author but by not putting those sentence in quotation, it's in possible to differenciate his or her own words from the author's words, the student is simply telling us that those words are his or her own and it's not true. So this is a word for word plagiarism
