From an International Firm's Perspective, What Is an Advantage Associated

From an international firm's perspective, what is an advantage associated with virtual assignments?

A) Sales personnel can avoid health risks involved in flying frequently to foreign countries.
B) Customer relationship structures may be improved due to direct customer interaction.
C) The extra expense involved in an actual executive move may be avoided.
D) Problems related to low morale of personnel due to living in hotels can be avoided.
E) Misunderstandings due to lack of cultural skills may be completely eliminated.