When looking for evidence in an argumentative text, a reader should look for information that

sounds interesting.
came from another source.
supports the reason.
the reader agrees with.

A. he will never be able to satisfy his desires.

Explanation:

Toward the end of the story, when he achieves the bazaar and sees it for the depressing, exhausting spot that it really is, he endures an epiphany that outcomes in the death of all of his dreams:  

Gazing up into the darkness I saw myself as a creature driven and derided by vanity; and my eyes burned with anguish and anger.

The kid all of a sudden acknowledges exactly how moronic he has been and how fanciful the majority of his considerations and expectations were. Paralleled by the killing of the lights at the bazaar, the light of his sentimental figments is presently immovably turned off, abandoning him to confront the dimness of reality alone.