C) Political issuesPolitical issues are included as an aspect of environmental risk in supply-chain management. Supply chains are global phenomena crossing borders, continents, and countries. As a result, operations managers must consider a diverse set of risks as they develop their supply chain. The environmental risks that an operations manager must consider include political issues, custom duties, tariffs, security screening, and risk of terror attacks.Secure financial transactions are included as part of the risk analysis focusing on supply-chain controls. The availability of raw materials are included as part of the risk analysis focusing on supply-chain processes.