Answer:
If the source is faulty and or unreliable
Explanation:
This is pretty basic, if you found a news article that gave a rather strange headline, Just look for the sources near the bottom of the page if they seem faulty and flawed, they could be deemed as unreliable and be considered fake news
It is competitions. In these there is always at least on champion, and other competitors or "rivals"
The answer is B I know this because I took the test
Coordinating conjunctions.