U.S -based MNCs commonly invest in foreign securities: (a) Assume that the dollar is presently weak and is expected to strengthen over time. How will these expectations affect the tendency of U.S. investors to invest in the foreign securities. (b) Explain how low U.S. interest rates can affect the tendency of U.S.- based MNCs to invest abroad. (c) In general terms, what is the attraction of foreign investment to U.S. investors