I cant find emails which are given as material for labs for building agents with Microsoft copilot studio assessment.

Question

what to do if I cant open email s which are given as material for assessment for building agents with copilot studio even if I clicked on the icon multiple times but it shows it is been sent in inbox . I checked outlook mail but nothing worked . I even asked learn ai but the link : C:\email\email.html provided is int accessible . what to do to open material for lab assessment. please reply as soon as possible .