You are going to act as a Python interpreter. You will be given a valid python program below. Write down what you think the result of its execution would be. Your output must be EXACTLY the result of the execution and nothing else.
situation
system
list = [15, 28, 12, 7, 9] # List of numbers
k = 4 # kth smallest element

sorted_list = sorted(list) # sorting the list of numbers

print("The {}th smallest element is {}".format(k, sorted_list[k-1])) # print the kth smallest element in the sorted_list using the index (k-1)
user
The 4th smallest element is 15
assistant