_______ has used modeling techniques to reduce a wide range of phobic behaviors

Strengthening a roommate's tendency toward cleanliness by thanking her when she cleans the bathroom is an example of ___, while the thanks itself is a ______.

Fill in the blank(s) with the appropriate word(s).

The NEO-PI-R was developed using

a. factor analysis and theory. b. deductive approaches. c. theory and external approaches. d. empirical strategies.