Which two of the following roles do an ICT distribution designer use to ensure a timely and cost-effective telecommunications construction project? (Select two options.)

Which two of the following roles do an ICT distribution designer use to ensure a timely and cost-effective telecommunications construction project? (Select two options.)
A . Discuss design concerns with inspectors. AHJs, and other stakeholders.
B . Verify that the overall physical security design complies with the owner expectations.
C . Assist in the resolution of unforeseen conditions, change orders RFIs and changes to the project’s critical path.
D . Ensure the construction materials are stored properly and protected from theft.
E . Coordinate electrical supply so it is available in advance of the starting of contractor work.

Answer: C, D