Im confused, they tell you to sometimes make assumptions to get to the right answer such as assuming that environmental pollution would also cause cancer levels and then on other questions they tell you not to make such assumptions if its the wrong answer. What is the right thing to do then?

#help (Added by Admin)

yes mine locked me out of the lessons I was doing and my entire syllabus is gone, its telling me to upgrade but I am paying the regular plan so shouldn't I have access to it?