Which of these is NOT caused by a virus?

Imagine that you are reading about a study that showed a positive correlation between the number of math courses that college women had completed in high school and their grades in a college course in statistics. You can safely conclude that

a. their previous experience with math courses probably prepared them for the statistics course. b. students who completed an above-average number of high school math courses are likely to earn an above-average grade in a college statistics course. c. students who are smart enough to complete many math courses in high school are likely to be smart enough to good grades in a college statistics course. d. students who develop good study habits in high school are likely to use those same study habits in college.

This individual practiced medicine in Rome and related mental illness to the brain and central nervous system. His greatest contribution may have been compiling all medical knowledge from Hippocrates' time to his own. Who is he?

a. Pinel b. Mesmer c. Weyer d. Galen