Which section of the article BEST explains why the 2020 Census was detrimental for Democrats? A"House's Balance Of Power Is Tipped Toward Democrats"
B"Which States Would Gain Or Lose House Members?"
C"Number Of People Each House Member Represents Will Change"
D "How Did State Populations Change From 2010 To 2020?"

Martha participates in a research study in order to receive extra credit for her psychology class. when she arrives in the research office she is given a can of what looks and tastes like beer, but which actually contains no alcohol. in the adjoining room martha's classmate karen is also participating in the study. karen receives a can of alcoholic beer. if the experiment was designed to test the effects of alcohol on concentration, then who is exposed to the independent variable?