Narrative 14-1 Larry Tobin Is Now President of Fairwinds Credit Union in Union

Narrative 14-1
Larry Tobin is now president of Fairwinds Credit Union in Florida where he started as a part-time teller. He's learned to ignore one bit of advice he's frequently heard, "Work with what you have." Tobin doesn't accept that view. He subscribes to the philosophy that calls for "having the right people on the bus and the right people in the right seats on the bus." After Tobin assumed the helm at Fairwinds, he made several personnel changes.
-Refer to the Narrative 14-1.Which of the following defines Tobin's ability to make these personnel changes?

A) employee orientation
B) position power
C) goal specificity
D) instrumentality