They study different texts and modules of work. I reckon Ext is wayyyyy easier then adv. It's more straight forward and you look more at the historical and social context of the text.
Dude my friend was failing from year 7-11 and got a 99.9 ATAR. He just did 2hrs of focused study a day. No distractions, he'd put on headphones and focus straight. He said to focus on the basics and get a good grasp of them. Dude always finished his notes 2 weeks before exams as well and just...
Pretty sure you just need to write about how effective the law is in addressing the issues you brought up. So write 4 body paragraphs, around 200-250 words and then use media articles to support what you wrote about. E.g. Body one is on responsiveness and how the law isn't always up to date with...