the play from which this excerpt is taken has two acts which prediction is best supported by the structure of the passage

closer examination, however, finds the mcdonald's kind of job highly uneducational in several ways. far from providing opportunities for entrepreneurship (the lemonade stand) or self- discipline, self-supervision, and self-scheduling (the paper route), most teen jobs these days are highly structured — what social scientists call “highly routinized.”  

true, you still have to have the gumption to get yourself over to the hamburger stand, but once you don the prescribed uniform, your task is spelled out in minute detail.  

the rhetoric device being used to persuade the audience is pathos.

choose from these types:

the innocent

the orphan

the hero

the caregiver

the explorer

the rebel

because they were not just any seashells they were sally's seashells