Which of the following could be termed as a transactional product?

The correct answer is: D. Bank deposits.

A transactional product is a product that is purchased and consumed quickly and frequently. Bank deposits are a good example of a transactional product because they are used to store money and make payments on a regular basis. Other examples of transactional products include groceries, gasoline, and clothing.

Insurance is not a transactional product because it is purchased infrequently and for a longer period of time. Shares are not a transactional product because they are purchased and held for a longer period of time, and real estate is not a transactional product because it is purchased infrequently and for a longer period of time.