It's subordinate. Meaning that it is dependent on the main clause.
The correct answer to the question that why does Thompson refer to the war of the worlds as a prescient classic is that Thompson foresaw that it will reveal the way politicians will use mass communication's power to manipulate the public. Thank you for posting your question. I hope this answer helped you. Let me know if you need more help.
Because the junk food is yummy and smells so tasty, so they eat it, then they get addicted to the food then they start eating more.
