| A. | L.D. White |
| B. | Mooney and Riley |
| C. | P.H. Appleby |
| D. | Gullick and Urwick |
Answer : D Explanation : |
|
|
Option: A Explanation : Explanation will come here. Explanation will come here. Explanation will come here. Explanation will come here. Explanation will come here. |
