when 절 다음에 and 나오면 같이 when절에 포함시켜서 해석하나요?

when the time comes to make a final decision and you have analyzed the problem, gathered as many facts as possible, and weighed the evidence, then choose the most likely road and stay on it. if you look back over your decisions too often, you may weaken your own convictions and undermine your self-confidence.

밑줄친 and you have analyzed , gathered, weighed 는 when 에 모두 포함되나요?

어떻게 해석을 해야 할지 모르겠습니다. 알려주시면 감사하겠습니다.