Answer:
Dealers ; Brokers
Step-by-step explanation:
Foreign exchange dealers make money or profit by buying stock at lower price and selling the same at a higher price. They do this by adding a markup on the price of stock bought by them and sell the same to a buyer. The markup serves as profit to dealers.
Foreign exchange brokers act as intermediary between buyers and sellers as traders could execute trades through a brokers only. A broker earns profit in the form of commissions and fees earned on executing each transaction.