(c) It is important and essential to understand the three levels of supply chain management. Elaborate how strategic planning can satisfy element "S" above. [4 Marks) (d) It plays a vital role in addressing the growing complexity of today's global supply chains. Describe the significant of supply chain management in business. [6 Marks] (e) The pressures on supply chains are considerably greater, necessitating a well-thought-out strategy. Discuss FOUR (4) common challenges that were identified in supply chain management [8 Marks]