Task: Sentence Ordering
Input (English): Steps: (1) Acid rain leaches aluminum from clay particles in soil (2) Acid rain dissolves minerals and nutrients in soil (3) Washes them away so plants can&#x27;t benefit from them (4) PH in soil and water gets affected which can kill plants and animals (5) Acid rain in fog at higher elevations can strip foliage off trees.  
Where does the following step fit into the given list of steps: Aluminum flows into streams and lakes 
Output (English):  After step 1.