Problem: Given the question: Two geologists studied the Earth's crust. Benny studied mantle melting, while Vinny studied more about crust displacement. Which scientist observed that lower pressures (which lowers the melting point) trigger mantle melting?
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The answer is:
Benny

Problem: Given the question: An anthropologist gathered observations for two native tribes from southern Africa. He noticed that both tribes spend the majority of the day outside, and therefore they are both exposed to fairly high amounts of UV light. He also quickly realized that one key difference between the tribes was that members of tribe A had dark skin, while members of tribe B had light skin. Members of which tribe will be at greater risk for vitamin D deficiency?
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The answer is:
tribe A

Problem: Given the question: Two friends went to the doctor because they weren't feeling well. As it turns out Danny had a condition called hypercalcaemia, while Greg had hypocalcaemia. Which friend didn't have neuromuscular excitability?
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The answer is:
Danny