Answer: A . Learning the political / power structure of the client's community.
Explanation: Communication is of the utmost important whether verbal or non verbal especially in an envolving global world where people are travelling round the world and mixing, interacting and also doing business together. Due to this fact, intercultural communication arises which means peolpe are learning and knowing about other peoples culture , as well as knowing your client's culture or ethnic group. This helps you to better understand what to say and do in terms of verbal and non verbal communication. It also helps you know how to handle and address people from other cultures and ethnic groups.
Politics and religion are sensitive issues in many cultures and in discussing or doing business with people from different cultural background these sentive issues are often avoided in order not have misunderstanding or crises. By avoiding these issues business will go on smoothly. This also shows that there will be mutual respect with the parties involved.