School believed that people absorbed the information and messages of the media was
A) Frankfurt School
Step-by-step explanation:
The Frankfurt School of thought which largely emerged in the Goethe institute in Frankfurt was springing up in the time when media was flourishing in the world as never before and its multimedia transmission meant that it had become much more influential too.
So, they responded to the effect of social media on people too, this was done and recognized by them as the fact that people do absorb the information and messages of the media and retain it in their mind making it influence them.