Answer: Option D
Explanation: In simple words, a commission broker refers to the authorized individual who deals in the stock market on the behalf of his or her client and recipients commission on the trade executed. A commission broker do not trade in his or her own account like floor trader and does not work for share in profits.
Commission brokers usually charge commissions on the amount of transactions rather than on the amount of profit from the sale. A commissions broker can be an individual or an established and registered firm.
Thus, from the above we can conclude that the correct option is D .
