The conductor paused dramatically ______ the audience held its breath in anticipation.
Which choice completes the text so that it conforms to the conventions of Standard English?
- Acheck_circle
, as
- B
; therefore
- C
, and so,
- D
when,
Explanation
", as" introduces a subordinate clause showing simultaneity/cause. " when," is misplaced; "; therefore" needs a comma after; ", and so," is over-punctuated.