Which of the following is not an example of political risk? a. The Swiss government requires an MNC's subsidiary to install filters in its manufacturing plants to reduce pollution. b. The Japanese government requires an MNC's subsidiary to install exercise rooms for its employees. c. Country Y's government has recently taken over the subsidiary of a U.S.-based MNC. O d. Country X, considered for expansion by a U.S. firm, frequently goes to war with its neighbor countries