If the administrative authority within a department is vested in a single individual, then that system is known as—
(A) Board
(B) Bureau
(C) Commission
(D) Council
(A) It has market orientation
(B) It upholds the public interest
(C) It advocates managerial autonomy
(D) It focuses on performance appraisal
(A) L. D. White
(B) J. M. Pfiffner
(C) J. A. Veig
(D) H. A. Simon