Answer is D.
'which are yummy but really not good for you' is an example of fluff and not really necessary.
Hope this helps. - M
Training your dog.
It is very important to train your dog. It keeps your dog's mind active, and it >help(s)< to build an understanding between you and your dog. Often owners will shout at their dogs or even punish them ,when what is needed is training.
There is an error with sentence 2 , and you would change help to helps
The idiom is butterflies in her stomach
B. There is no single topic sentence. It starts with an idea and just keeps flowing. A topic sentence will introduce the point in why the are talking about earth's plates.
