Hand-trace the following code. What is the output, or what error/problem do you observe and why?

BBC Aabbcc AaB Aabe 1 No Spac... Heading 1 Heading 2 Title Subt 1 Normal Paragraph Styles 21/5 points) def my function(fname, Iname): print (fname +Iname) my function ("Emily", "Chong") my function("Eddie","Lowes") my function("John") 3) (5 points) def main(): num1 10 num215 result - add() print (result) def add(num1, num2): return numl + num2 main()