D. because it has no errors
Simple sentence it has a subject and a verb train being the subject and traveling being the verb fast being the adjective.
Answer:
A) It give specific, concrete examples to support the argument
Explanation:
I'm doing the USAtestprep right now
The connection between the nose and the brain are governed by our sensory motor cells and neurons. Our senses (including the nose) send signal to our brain through the neurotransmitters. Similarly, the brain sends feedback to other senses and organs through the same media. This explains the unpleasant feeling we get when we smell something foul.
