Sentence1: Last night I got woken up by a call. Sentence2: My friend had a flat tired and was stuck in the middle of the road. Sentence3: I had to go out in the middle of the night to help. Sentence4: It was cold and annoying but I was able to help put the spare on. 
 (A) The friend was very grateful for the help. (B) Then I took the tire off and left him stranded.
B