OOP: Hermione not knowing something? (mild spoiler)

[txjen70]

No: HPFGUIDX 64085

--- In HPforGrownups at yahoogroups.com, "ecaplan_52556" <harryp at s...> 
wrote:
> 
> Mild Spoiler ahead
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> How is it possible that Hermoine didn't know what the grading 
system was for the 
> O.W.L.s?  (pp 310-311, American Edition):
> 
>     excerpt>    "So top grade's O for 'Outstanding'" she was 
saying, "and then
>     excerpt>there's A ?"
>     excerpt>    "No, E," George corrected her, "E for 'Exceeds 
Expectations.'
> 
> and then she was still unsure enough to keep questioning the older 
students about 
> other possible grades and unsure enough to be taken in by George's 
(possible) jest 
> about the 'T' grade:
> 
>     excerpt>    "And then T," George reminded him.
>     excerpt>    "T?" asked Hermione, looking appaled.  "Even lower 
than a D?
>     excerpt>What on earth does that stand for?"
>     excerpt>    "'Troll,'" said George promptly.
>     excerpt>    Harry laughed again, though he was not sure 
whether or not
>     excerpt>George was joking.

Yes, I found that quite out of character, though like Harry, I'm not 
sure 'T' is an actual grade.