Tae-Yeun Kim Is a Manager of the Marketing Department of Vision

Tae-Yeun Kim is a manager of the marketing department of Vision Time Share Condominiums. Kim's subordinate, David Ling, is having trouble locating information on the demographics of timeshare buyers. Kim asks Ling to do the report for him because he doesn't know how to do it. Kim tells Ling to check some trade magazines. Ling is following the __________ principle for improving delegation of authority.

A) establish adequate controls
B) expect completed work
C) involve subordinates
D) timely feedback