Answer:
Answer is Option 4: the hidden curriculum of schools
Explanation:
A 'hidden curriculum of school' are the lessons which are taught informally and unintentionally in school. These are rules, traditions and values that are unwritten and a student is expected to learn them while in school. For example: respecting authority or respecting other persons opinions are hidden curriculum of schools.
So, the way Ahmed interacts with the school's bureaucracy is an example of hidden curriculum. As it is not explicitly taught but child learns them in informal way.