The correct answer is: B. registered representatives.
A registered representative (RR) is a person who is licensed to sell securities on behalf of a broker-dealer. They are also known as stockbrokers, investment advisors, or financial advisors. RRs must pass a series of exams and meet certain qualifications in order to be licensed.
Specialists are members of an exchange who are responsible for maintaining a fair and orderly market for a particular security. They do this by buying and selling the security themselves, and by acting as intermediaries between buyers and sellers.
Security analysts are responsible for researching and analyzing securities. They provide their clients with recommendations on whether to buy, sell, or hold a particular security.
Portfolio managers are responsible for managing a client’s investment portfolio. They do this by selecting the securities that will be included in the portfolio, and by making decisions about when to buy and sell those securities.
In conclusion, the correct answer is B. registered representatives.