I HAD TO CLEAR THE SPARE ROOM BEFORE I COULD START DECORATING.A. N...

26. I had to clear the spare room before I could start decorating.A. Not until had I cleared the spare room I could start decorating.B. Before I cleared the spare room I could start decorating.C. Only when I had cleared the spare room could I start decorating.D. Only when I had finished clearing the spare room, I could start decorating.