Since 1980, the percent of Americans who are obese or overweight has increased about ____

The process by which new information displaces older information in short-term memory could explain why

a. the most recently learned bit of information is less likely to be forgotten. b. the least recently learned bit of information is more likely to be forgotten. c. both a and b d. the capacity of short-term memory is variable.

Which of the following is usually not measured in a polygraph examination?

A. blood pressure B. salivary response C. respiration D. heart rate