Question

In which sentence is the adverb clause
punctuated incorrectly?
A. He never knew that bittersweetness lived in wordless
song until he heard classical music.
B. Until he heard classical music, he never knew that
bittersweetness lived in wordless song.
C. Until he heard classical music he never knew that
bittersweetness lived in wordless song.

Answer 1

Answer:

The answer is A, because that's a run-on sentence and there is a comma.