4. Classify each of the following as more likely to be on the demand side or the supply side of the exchange rate market for Canadian dollars: a U.S. firm selling in Canada b. a Canadian tourist visiting the United States c. a U.S. investor who seeks to invest in Canada d. a Canadian firm selling in the United States e. a U.S. tourist visiting Canada f. a Canadian investor desiring to invest in the United States g. a currency speculator who thinks that the Canadian dollar is going to strengthen