Answer:
B. a synonym
This is a word with the same or similar meaning.
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 would be C. The committee's bickering was seriously impeding any real progress.
impede would translate to preventing...such as preventing progress.
