A type of mental functioning that does not decline with age is ______ , which refers to the ability to use accumulated knowledge in appropriate situations.

Extraneous variables in an experiment can affect the _____

a. size of the population b. size of the needed sample c. dependent variable d. independent variable

Which of these has nothing to do with Edward Wilson?

A) Visual impairment B) Intellectually animated C) Walking in straight lines D) Sensation seeking