The sentence which best shows correct comma usage is " What would you like, Ken, for breakfast?" Option B is correct.
When we use vocatives in sentences, that is, names that are being addressed direcly, they must be separated with a comma or commas from the rest of the sentence.
In this particular case, the word Ken is between commas to be separated from the rest of the sentence. However, since vocatives tend to be at the beginning or end of a sentence, it should be semarated only by one comma.
The answer is C ...
C.
It communicate the jargon of riverboat pilots.
Hey there!
A noun is a word that is a person, place, thing, or idea.
Hope this helps!
Have a great day (:
First one is C second one is A and last one is C