You are a CM for a project to implement a streets project in a major US city. The project includes green infrastructure, an off$-$street bike path, networked traffic signals for vehicles and bikes, new street lighting, in$-$pavement parking sensors$,$ pedestrian and bike counters, and roadway and sidewalk reconstruction. The city received a federal grant to fund $80\%$ of the project. During the acceptance testing of the traffic signal equipment, the engineers discover a defect in the controller equipment that affects the operations of not just the controllers installed on this project but on those recently installed throughout the city. The electrical subcontractor is required to provide a one$-$year warranty on equipment, and the manufacturer has guaranteed the defect will be fixed in six months. The CM should

A$.$ Add to the non$-$conforming work log$.$ Do not declare acceptance.

B$.$ Rely on the owner to coordinate the replacement of all defective equipment as a city$-$wide program.

C$.$ Accept project and rely upon the supplier to replace the equipment at a later date.

D$.$ Add to the punch list and declare the project substantially complete.