لكل مدرسي اللغة الانجليزية , سؤال مهم في القصة

[AbuAliMrSafwat]

Peace be upon you
My answer to this is that
There are two questions
the first: Why couldn't the Prof. read the parchment? here the answer is : because the letters were mixed up .
The second question : Why couldn't he understand the message?
and the answer is : because it was written in a secret code.