It's a NOUN. A person, place, thing, or idea.
"The restaurant will only accept deliveries through the back entrance"
As said in the definition, this means that they will take/receive deliveries, only through the back entrance, which is the only one that uses the word properly.
the answer is b because the quote tells the reader that they are being taken care of well
HOPE THIS HELPS
My motion speed is my mom's average speed going in one straight direction. Distance that we travel are divided by our velocity which = Our total time going at i<span>nstantaneous speed.</span>