The subject-verb agreement rule which is being broken in the sentence above is c<span>ollective subjects functioning as a unit require singular verbs.
The collective subject <em>the crew </em>requires a singular verb, because it denotes a single unit. So, instead of using the verb <em>have visited, </em>it should have been <em>has visited. </em></span>
Answer:
I would say internal roadblocks because self doubt is in the mind, and not practicing regularly seems to be channeling from the self doubt.
Forgetting training uniform could be caused by this person having things on their mind (self doubt).
I hope this helps
I would think that D is the correct answer.
"The firefighter looked exhausted"
Hope this helps!