Major Construction & Manufacturing Corporation Makes a Side Payment to a Government

Major Construction & Manufacturing Corporation makes a side payment to a government official in India.Under the Foreign Corrupt Practices Act,this is​ 

A)  ​prohibited. 
B)  ​permitted if the purpose is to secure a favorable contract. 
C)  ​permitted under the dictum "When in Rome, do as the Romans do." 
D)  ​permitted if the official is not a U.S. citizen.