my school's 15 dropped to 3 lol and they say it's because the teacher is unorganised and makes the subject stressful
If you got the hang of extension, then keep it. Most of the time it is independent work
Well he is not a psychologist and everyone is not the same as he thinks
I would say "cool. I never heard of that. I'll look it up" but really I'll try avoid engaging in convos with him