An NEC$4$ Engineering and Construction Contract includes Option X$13.$ The Client has notified its wish to terminate the Contractor's obligations to Provide the Works for reason R$12.$ If the Project Manager decides the reason for termination complies with the contract, within what timescale should the termination certificate be issued?Select ONE optionA No later than four weeks after the Contract DateB ImmediatelyC Within the timescale stated in clause $90\mathrm{.}1$D Promptly but no later than the period for replyE Within four weeks of the date when the Project Manager notified the Contractor of the default