which excerpt from extremely loud and incredibly close reveals a childish tone?\n“need some more copies?”…

which excerpt from extremely loud and incredibly close reveals a childish tone?\n“need some more copies?” walt asked. i gave him a high - five, and i showed him the key that i had found, and asked him what he could tell me about it.\n“could be a safe - deposit box, actually. an old one. or some kind of fire - retardant cabinet.” that made me crack up a little, even though i know there’s nothing funny about being a mental retard.\n“well, hardly anyone uses keys anymore.” “i use keys,” i told him, and i showed him my apartment key. “i know you do,” he said.\ni said, “i have another question.” “shoot.” “do you think i could find the company that made this key?” “anyone could’ve made it.” “well then, what i want to know is how can i find the lock that it opens?”

which excerpt from extremely loud and incredibly close reveals a childish tone?\n“need some more copies?” walt asked. i gave him a high - five, and i showed him the key that i had found, and asked him what he could tell me about it.\n“could be a safe - deposit box, actually. an old one. or some kind of fire - retardant cabinet.” that made me crack up a little, even though i know there’s nothing funny about being a mental retard.\n“well, hardly anyone uses keys anymore.” “i use keys,” i told him, and i showed him my apartment key. “i know you do,” he said.\ni said, “i have another question.” “shoot.” “do you think i could find the company that made this key?” “anyone could’ve made it.” “well then, what i want to know is how can i find the lock that it opens?”

Answer

Brief Explanations:

The last excerpt shows a child - like curiosity and persistence in asking about a key, such as wanting to find the company that made it and the lock it opens. The other excerpts are more matter - of - fact or have inappropriate language in the second one.

Answer:

I said, "I have another question." "Shoot." "Do you think I could find the company that made this key?" "Anyone could've made it." "Well then, what I want to know is how can I find the lock that it opens?"