What Is the Most Likely Reason for Americans to Seek

What is the most likely reason for Americans to seek third-country nationals for their international sales forces?

A) They transcend legal and cultural barriers.
B) They are thoroughly knowledgeable about a country's business structure.
C) They are often able to speak several languages.
D) They cost less to maintain than a staff of local nationals.
E) They can lead a company better through unfamiliar referral networks than local nationals.