As Western Firms Have Become More Familiar with Traditions, Such

As western firms have become more familiar with traditions, such as the Chinese practice of guanxi, so they have increasingly tolerated gift-giving practices in such countries. What is the reason for this, according to Donaldson (1996) ?

A) Western firms have been moving increasingly towards a position of ethical relativism.
B) It is a matter of respect for local traditions
C) Firms recognize that the only way to ensure a reasonable level of business activity is to engage in such practices.
D) Firms have reached the conclusion that the moral duty to shareholders outweighs the moral objections to bribery.