TASK 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.
PROBLEM: Steps: (1) A virus enters a host body (2) The virus has receptors that lock onto a target cell (3) The virus uses the cell like a factory to make new copies of the virus (4) The new copies of the virus leave the cell (5) Infect other cells (6) The host gets sick as its cells are damaged.  
Where does the following step fit into the given list of steps: The virus enters the cell 

SOLUTION:  After step 2. 

PROBLEM: Steps: (1) Adult mushrooms produce spores (2) Release them into the air by process of sporulation (3) Spores are carried by the wind (4) Land in a hospitable growing environment (5) The mushroom starts growing (6) The adult mushroom produce spores of its own to repeat the process.  
Where does the following step fit into the given list of steps: The spores germinate into the soil 

SOLUTION:  After step 4. 

PROBLEM: Steps: (1) The coffee pot is filled with water (2) Water is poured into the well of the machine (3) A filter is placed in the basket (4) Ground coffee is measured into the filter (5) Turning on the machine starts the water heating (6) The hot water rises up (7) The water drops into the ground coffee (8) The coffee drips into the pot from the basket.  
Where does the following step fit into the given list of steps: The hot water passes through the grounds 

SOLUTION:
 After step 7.