Based on that passage, I'd say the young man is active because he's jogging, and friendly he smiled in encouragement to elderly men. Nothing in the passage indicates that he is either intelligent or snobbish.
The answer would be B because al the other answer wouldn't be credible.
Answer:
using facts and numbers from a source without naming the source
Explanation:
Plagiarism is when you use something without giving proper credit to the author.