The answer is the first one. it gives u a hint because he THOUGHT he saw something and a phantasm is something you see in your mind.
All the other sentences use the word incorrectly
Answer:
C.“Some concussions are much more serious than the symptoms would suggest,” says Dr. Monroe, a neurologist at the Brain Center.
Explanation:
Compared to all the other answers 'C' mentions a doctor (Dr.Monroe) and since you are trying to pick the answer that is most credible...picking the one that comes from the most knowledgeable source is the most credible. So, option C. is correct.
*P.S I also got it right on Edge2020*
It is the best superpower because it gives you the power to fix mistakes and prevent any other catastrophes happen