While preparing technical documentation in an engineering project, you realized that the construction effort was under$-$estimated. After further analysis, you concluded that that route scheduled cannot be met without redefining the project. As project manager, how should you proceed?

discuss the issue and alternative solutions with the sponsor.

Review the project schedule, document the issue in a status report, and gathered lessons learned regarding the schedule variance,

Eliminate scope components that were required by your organization but were not required by the customers

Request additional funding from the Spencer to compress the schedule