Step 1: Understanding the components of money supply.
- **M3 (A)** is the broadest measure of money supply and includes currency held by the public, demand deposits of banks, and other deposits of the RBI. This matches with **(I)**.
- **M2 (B)** includes currency held by the public, demand deposits of banks, other deposits of the RBI, and net time deposits of banks. This corresponds to **(II)**.
- **M1 (C)** includes currency held by the public, demand deposits, other deposits of the RBI, and savings deposits with post office savings banks. This corresponds to **(III)**.
- **M4 (D)** includes all components of M3 and M1, as well as total deposits with post office savings organization, excluding National Savings Certificates. This corresponds to **(IV)**.
Step 2: Conclusion.
The correct answer is **(A) - (I), (B) - (II), (C) - (III), (D) - (IV)**.