Fractional reserve banking increases the money supply by allowing banks to lend out most of their deposits while retaining a small percentage in reserve. This process leads to a multiplier effect, enabling the banking system to create more money through loans. The correct answer is option D, as it captures the essence of how fractional reserve banking functions. ;
Fractional reserve banking increases the money supply by allowing banks to lend out a portion of deposits while keeping only a fraction as reserves. This creates a multiplier effect, where money is continuously re-circulated through loans. Therefore, the correct answer to the question is D.
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