psychology class please if you do not know do not tell you know and give me wrong answer

Here is the question it’s 3  question I do not want a long answer try to keep it as short as you can but make sure it’s answer the  question at the same time  



1 Suppose that you wanted to demonstrate exercise cause better health. What would you have to meet the three criteria for determining  causality ? List  the 3  criteria   


2 S ummarize the relationship between satisfaction with life and romantic partners in the past year  depicted in #8 indicate both  variables in your answer and the direction  relationship if any  



When you  applied  to the  university  you probably had to give  your high  school  GPA  because high school  is strongly  positively  correlation   with college GPA clearly whether a significant positive correlation between your high school  GPA and your college GPA would be predictive or causal  relationship . Explain  your answer