I feel like all of these fall under egoism except for selflessness
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*
Answer:
No
Explanation:
Both sentences are incorrect.
The first sentence is supposed to be He did not tell us what to do exactly.
The second sentence is supposed to be what exactly do you want to know?