Final answer:
To invest in the stock market, you should contact a brokerage firm.
Step-by-step explanation:
If you want to invest in the stock market, you would contact a brokerage firm. A brokerage firm is a financial institution that facilitates the buying and selling of securities, such as stocks, bonds, and mutual funds, on behalf of its clients. They provide access to financial markets and offer services such as investment advice, trade execution, and portfolio management.
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