Which of the following is true concerning the investment banking function? A. The purchase of new corporate securities by an investment bank is a process known as undertaking. B. It is unusual for an investment bank to form a syndicate for an offering of new securities when the offer is large, since the investment bank wants to keep all profits for itself. C. Investment banks usually buy a long-term ownership position in a firm when they purchase new corporate securities for subsequent issue to the public. D. None of the above.