1. There is a short text based-reason as to why Dr. Heidegger says he chose the four

participants for this experiment. What reason does he give

The rose anticipates what happens to the guests. Dr. Heidegger first uses it to demonstrate the rejuvenating power of the elixir; and later it withers right before the same thing happens to the old guests. If you believe that the elixir is nothing more than alcohol, then the rose is a key part of the dramatic show that Heidegger puts on for his guests in order to convince them that they are in fact growing young and then old again.