Which is the right way to write that thing you attend at school to be told how your kid has done, is it:

Which is the right way to write that thing you attend at school to be told how your kid has done, is it:

Which is right to describe what you attend at school to be told how your kid has done, is it:

Which is right to describe what you attend at school to be told how your kid has done, is it:

I was having a debate with the wife about possessive apostrophes (yes we are that sad!) and we disagreed so I am after a 2nd opinion. Which is right to describe what you attend at school to be told how your kid has done, is it: