Final answer:
C. expropriation of corporate assets without prompt and adequate compensation.
Expropriation of corporate assets without prompt and adequate compensation is an example of a macropolitical risk event, demonstrating a significant economic risk with little individual control that can affect corporate operations.
Step-by-step explanation:
An example of a macropolitical risk event would be C. expropriation of corporate assets without prompt and adequate compensation. This is an occurrence of economic risks over which companies and individuals have very little control and can directly affect the operations and profitability of businesses within a country. Such an act is often associated with government actions and can lead to significant financial loss for the affected corporation.