Who is responsible for requesting support, and how is the support initially requested?

The correct choice highlights the formal protocol necessary for requesting support in logistics operations. The receiver plays a crucial role in this process, as they are often the ones identifying the need for additional resources or assistance. By requesting support in writing, it ensures there is a clear, documented record of the request, which is vital for accountability and tracking purposes. Written requests also facilitate better communication, allowing for all relevant details to be included and reducing the chances of misunderstandings, which can occur in verbal communications.

This approach aligns with best practices in logistics and supply chain management where documentation is essential for maintaining organized workflows and ensuring that requests are processed efficiently.