Answer:
Markets Investments Radford is a small company that manufactures automobile bearings. Managers at the company must make decisions on the kind and the cost of equipment to buy. - Corporate Finance
This is corporate finance because it relates to decisions that are taken by corporations. In this case, the decision is whether or not to finance new equipment to produce more automobiles.
Adam, a trader at the New York Stock Exchange (NYSE), executes the decisions made by investors and takes action based on requests by different buyers and sellers in the market. - Capital Markets
This is capital markets, because Adam works selling and buying securities in a capital market: the NYSE. He acts as an intermediary between investors, and helps them obtain the best options in the capital markets.
Sabastian works for a financial advising firm. He must create a financial plan and come up with a list of securities in which his client can invest. Sabastian must make decisions regarding the investments that he should recommend to his clients to include in their portfolio. - Investments Finance.
Sebastian works in investment finance because he is helping private clients with their personal investments by letting them know what options they have to put their money on, and helping them decide the best course of action.