What Roles of the Global System of Financial Markets and Institutions

Short Answer

What roles of the global system of financial markets and institutions are being described in the items listed below?
a. Exxon Corporation issues new shares of stock to finance its expansion into foreign markets.
b. The Williams family withdraws its bank deposit in order to purchase new furniture for their new home.
c. Robert Enlow plans to purchase a new home in three years, but in the interim, he makes a loan to a friend who needs ready cash for a down payment on an automobile.