An old couple are having some trouble remebering things,so they sign up for a memory course.The course is so wonderful that they tell all their relatives,friends,friends,and neighbors about it. A few months later,one of their neighbors comes to visit the husband when he is working in the garden at the moment."Say,Ed,what was the name of the instructor of that memory course you liked so much?" Ed replies,"well,it was ．．．hmmm．．．let me think a minute.What's the name of that red flower?You know the one that smells so nice,but has thorns on the stems?" the neighbor says,"do you mean a rose?" Ed replies,"Yeah,that's it! (Shouting toward his own house) hey,rose!What was the instructor's name of that memory course?"