1. What is different from what was mentioned in class? A、As in 'the Downward-Upward Ratio', 'Yin Energy' is pursing to go beyond. B、'The Downward-Upward Ratio'is 'the 2ndand 3rdLaw of Yin-Yang Direction'. C、As in 'the Downward-Upward Ratio', 'Yin Energy' is sinking downward. D、As in 'the Downward-Upward Ratio', 'Yang Energy' is going upward.