Dr Rappaport Is Studying Short-Term Memory and Attention in Relation

Multiple Choice

Dr. Rappaport is studying short-term memory and attention in relation to a simple and repetitive cognitive task. However, starting in the fifth hour of the 10-hour study he noticed that the participants were starting to yawn and take coffee breaks. Not only were the participants fatigued, but they also were jumpy due to the increased caffeine intake. What should Dr. Rappaport be concerned with?

A) testing effects and maturation
B) order effects and testing effects
C) history and maturation
D) attrition and history