Are these correct?

Ie based upon the scatterplots below: A C Q18: B If you were to construct a regression equation using the X variable to predict the Y variable for each of the three sets of data, for which set of data would the regression equation have the most negative slope? Q19: C If you were to compute a correlation between the X and Y variables for each of the three sets of data, which set of data would yield a correlation closest to zero? 20: If you were to construct a regression equation using the X variable to predict the Y variable for each of the three sets of data, for which set of data would the regression equation have th largest, positive slope? A