PLEASE EXPLAIN WHY IT'S THE ANSWER

5) is the area of finance concerned with the activities of buying and selling financial assets such as stocks and bonds a) Investments b) Corporate finance c) International finance d) Financial institutions and markets 6) Investors buy and sell stocks in markets a) Equity b) Debt c) Derivatives d) Foreign exchange 7) The means by which a company is financed refers to the firm's a) Capital budgeting b) Capital structure c) Accounts receivable management d) Working capital management