Definition: Given a list of steps and an additional step, determine where the step fits into the original list of steps. A correct answer, correctly places the given step into the set of steps so that it creates a new plausible set of steps. Output must be formatted as 'After step n', where n is the step number after which the given additional step is to be inserted.
Input: Steps: (1) The bat sends out sound waves from their mouth or nose (2) Echoes are produced (3) The echo returns to the bat's ears (4) The bat hears the echo (5) The bat can figure out where the object is located.
Where does the following step fit into the given list of steps: The sound waves hit an object
Output:
After step 1.