2050 WRDS b.) The foreign exchange market is a global decentralized market that provides the physical and institutional structure through which currencies are traded. It assists international trade and investments by enabling currency conversion. As we know that exchange rates vary because of numerous reasons. Discuss in detail four (4) common theories that elucidate exchange rates movements. c.) In your opinion, propose effective approaches to curb exchange rate risks for the MNC. Provide four (4) constructive points for this