The first element the risk owner should look for in the response plan is to verify that due dates for the actions have been identified. This ensures that risk mitigation actions are timely and can be effectively monitored.
After identifying the risks and assigning risk owners, the next step is to develop risk response plans that describe how to address each risk. The first element that the risk owner should look for in the response plan is the due date for the actions that are required to implement the response. The due date is important because it helps to prioritize the risk response activities, monitor the progress of the risk response, and ensure that the response is executed in a timely manner. The due date also helps to align the risk response with the project schedule and avoid any delays or conflicts. The other elements, such as the probability of a secondary risk, the impact on the quality of the components, and the relationship with the critical path, are also relevant for the risk response plan, but they are not the first element that the risk owner should look for. Reference: PMI, 2017. A Guide to the Project Management Body of Knowledge (PMBOKGuide) - Sixth Edition. Newtown Square, PA: Project Management Institute, Inc., pp. 407-4081

Explanation
A contingency response plan helps the project manager to be prepared for unexpected situations, such as delays in equipment mobilization. This plan should outline alternative actions to take in case of such delays, minimizing the impact on the project.