Which theorist wrote what one psychologist termed "perhaps the single most influential psychological paper published since Watson's behaviorist manifesto of 1913"?

Alarmingly, in some areas where the rate of new cases of AIDS had been declining, it has begun increasing again. The statistic that tells us this information is

a. incidence. b. correlation. c. deviation. d. prevalence.

One difference between labeled-line coding and across-fiber pattern coding is that labeled-line is ____

a. only found in vertebrates b. less versatile c. more complicated d. slower