An unreliable narrator is someone in which tells the reader a version of a story that cannot be taken true, or reliable.
The effect given off by an unreliable narrator could be incorrect or biased. Unreliable narrators are also keen to persuade readers into believing them.
That's an opinion, but other than that are you trying to make a point or is this a question?
Replace ran with sprinted
Answer:
Many types of fish contain high concentrations of omega-3 fatty
acids, which have been shown to increase heart health.
Explanation: