Which of the following best describes the role of the stock market in business economics?
A) A platform for businesses to raise capital by issuing shares to the public, allowing them to expand operations and invest in growth opportunities.
B) A venue for individuals to trade consumer goods directly, bypassing traditional retail stores.
C) An exchange for businesses to sell their products and services directly to investors.
D) A government agency responsible for regulating the prices of essential goods and services.