Which of the Below Statements Is FALSE

Which of the below statements is FALSE?

A) The foreign-exchange market is an over-the-counter market that operates 24 hours a day.
B) Market participants who want to buy or sell a currency must search different dealers to get the best exchange rate on a specific currency.
C) Foreign-exchange dealers do not quote one price, but quote an exchange rate at which they are willing to buy a foreign currency and one at which they are willing to sell a foreign currency.
D) Dealers in the foreign-exchange market are large international banks and other financial institutions that specialize in making markets in foreign exchange with commercial banks playing a small part of this market.