Recall that around 20% only reach a Hauptschulabschluss (or the equivalent in their state), where critical reading takes a back seat to just reading. A few percent don't finish secondary education at all.

Here[1] for example are the learning goals for Berlin. Assessing the quality of an informational text and weighing the arguments is skill level G and H (page 27). This is explicitly not a goal for these students.

[1] https://bildungsserver.berlin-brandenburg.de/fileadmin/bbb/u...