[Q]: Keith is a doctor at the city hospital. Today, he is seeing six patients, patient A, patient B, patient C, patient D, patient E, and patient F. Patient A is a smoker, but patient B is not a smoker. Patient C uses sunscreen, but patient D does not use any sunscreen. Patient E tans with tanning lamps, but patient F tans in the sun. Which patient would be less susceptible to skin cancer, patient C or patient D?
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[A]: patient C

[Q]: While drinking coffee John added some sugar and cream in his coffee. He started to ponder how solutes dissolve in a solvent. To that end, he added solutes in a solvent in six different conditions, case A, case B, case C, case D, case E, and case F. In case A he stirred the solution, but in case B he didn't stir the the solution. In case C he heat the solution up, but in case D he cooled the solution down. In case E he used finely ground solute, but in case F he used cubes of solute. In which case the solute would have smaller surface area, case E or case F?
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[A]: case F

[Q]: Two agricultural students had to prepare for exams. Jane had the entomology exam, so she studied about insects. Nora had the chemistry exam, so she studied about alkanes. Which student learned less about moths?
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[A]: Nora

[Q]: Bill and Chris are passionate entomologists. Bill knows everything there is to know about most ants except the Leafcutter ants. Chris studied Leafcutter ants extensively and exclusively for years now. They are good friends and exchange ideas often over a pint of beer. Which friend studied more about generalist predatory ants?
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[A]:
Bill