Which of the following statements are false: 1. Central banks interfere into FX markets only to support their domestic currency; II. Speculators are usually involved in risk-free transactions because of sophisticated arbitrage strategies; III. FX dealers usually seek for better prices from brokers and take the average between the bid and ask for getting the quote for the client; IV. All cross-border trade transactions take place in USD because it is the currency established for these purposes by BIS. Select one: a. All of the statements are false b. All of the statement are true c. Only I, II and IV are false d. Only I and IV are false e. Only II and III are false f. Only II, III and IV are false g. Only I, II and III are false h. Only III and IV are false