 """ selectional PATTERN
comparision operator :
    == equal
    != not equal8
    > greater than
    < less than
    >= greator than or equal
    < = less than or equal 
    
    LOGICAL:
        
        and (if both conditions are true)
        or  (either one condition is true)
        not (if true then false, and if false then true)
        
         
    
    """
    
    
