This is a classic game of answer the question and create a new one. 
Scenario:
Brian Belo (bb8) and Lisa (BB10) are talking on the pavement. A disgruntled pianist hurls a piano out of the window and it is now about to come down on them at a great speed. You only have time to push one out of the way. 
YOU HAVE TO SAVE ONE don't disrupt the flow 
choose who you would save and then present 2 different choices of HM for the next person to choose from.  Come on It will be fun