So I don't really understand why E is correct, especially since the stimulus says at LEAST 2/3rds, meaning it could range from 66% to 99% (leaving one percent for the Marklanders, theoretically). Hence if it dropped from 99% to around 40% then, since the Marklanders are paying double the tuition, bu...

I now understand why B is the correct answer through process of elimination, but I don't understand how the fewer children being born to women over 40 matters, particularly because there could still be objectively more ambidexterous children born to these women. Why does that affect the conclusion a...