Which of the following is an example of external resources that would be documented in the Lessons Learned? a.) Document the use of solar-powered lighting to reduce energy costs O for the green space. b.) Describe the issues that can develop when the communication plan is O not adhered to during the project. O C.) List the contractors that caused schedule delays during the green space project. O project, d.) Record the reasons why the artwork was not installed during the SUBMIT MY A