Having the company's independent test team design and execute the tests would achieve the highest level of testing independence for a project's test level, because it would reduce the bias and influence of the developers or other stakeholders who are involved in the software development1 . An independent test team can provide a different perspective and focus on testing activities without being affected by development pressures or deadlines1 . The other options would not achieve the highest level of testing independence for a project's test level. Option A is not a good option, because training developers to design good tests for the test team to execute would still introduce some bias and influence from the developers' point of view1 . Option C is not a good option, because minimizing contact between testers and developers during test design to avoid bias would reduce the communication and collaboration that are essential for effective testing and defect resolution1 . Option D is not a good option, because outsourcing test design and execution to a different company would introduce some risks and challenges such as contractual issues, cultural differences, or loss of control over quality