Explanation:

- Transactions demand for money is the need to hold cash for everyday expenses and business activities.

- Generic demand for money isn't a standard term in economics. It doesn't specifically relate to any real-world motivations for holding money.

- Speculative demand for money involves holding cash to take advantage of future investment opportunities when asset prices fluctuate.

- Precautionary demand for money arises mainly due to the uncertainty of future receipts and expenses. It acts as a financial safety net for unforeseen situations.

Correct Answer: Option 4 - Precautionary