Is there a neutral relationship between 'Was it a sudden decision on his part, or had he already made up his mind when he parted from me a few hours earlier? ' and 'He left in the spur of the moment whilst we were talking, which was quite rude. ', lacking direct logical ties?
Was it a sudden decision on his part, or had he already made up his mind when he parted from me a few hours earlier? ###He left in the spur of the moment whilst we were talking, which was quite rude. 