Step 1: Understanding the Concept:
Federalism is a system of government in which power is shared between a central authority and constituent political units.
Step 2: Detailed Explanation:
- A is true: Constitutional division of power is the core of federalism.
- B is false: In a federal system, power is decentralized, not centralized.
- C is true: It emerged as a solution for managing large territories with diverse populations.
- D is true: States/provinces have a role in the federal legislature (e.g., Rajya Sabha).
- E is true: Representation is typically based on geographic territories (states).
Step 3: Final Answer:
The correct statements are A, C, D, and E.