Final answer:
Banks as financial intermediaries help facilitate functions necessary for completing an exchange, such as reducing transaction costs and providing storage and transportation functions.
Step-by-step explanation:
An intermediary is one who stands between two other parties. In the context of business and financial markets, banks are an example of a financial intermediary that operates between savers and borrowers. By accepting deposits and making loans, banks facilitate functions such as reducing transaction costs, providing storage functions, transporting funds, and creating assortments.