Which of the following statements regarding supply chain customer service is most accurate?

a. The most common form of supply chain is the collaborative-response efficiency strategy.
b. In order for a supply chain to work effectively, key decisions should be made by a third-party logistics provider.
c. The longer the supply chain the greater the economies of scale and the better the profit margins.
d. Supply chains should consider the needs of consumers provided those needs are consistent with marketing strategies.
e. Supply chain managers often need to make trade-offs between efficiency and responsiveness.

In order for supply chain customer service to be effective, it is necessary to focus on customer needs and these needs must be aligned with the company's marketing strategies.

In other words, each stage of the supply chain must operate in an integrated manner, so that each process is synergistic and so that the final consumer can receive the product at the right time, in the right quantity and in the right quality. Therefore, supply chain management will improve each step of the process, guaranteeing the quality of the processes, the reduction of time, the reduction of costs and waste and ensuring the continuous improvement of the process, which will make the product go through each channel effectively, generating value and strengthening the relationship between the company and the consumer.