[thisislife2]

Great insight. And she is clearly depressed (person shows signs of deep sadness and hopelessness, withdraws from social activities and isolates themselves; has significant changes to sleep, appetite, and energy levels) so it is difficult for her to think clearly and move on to acceptance. (I'd say you too show the signs). Please take this test - https://fspcares.org/wp-content/uploads/2020/03/Burns-Checkl... (PDF) - and encourage your daughter to do so as a first step. If she has severe depression, get her a therapist ( https://cares.beckinstitute.org/get-treatment/clinician-dire... ). As others have advised, she needs to learn new coping skills to make her more resilient to failures like these, and this is the perfect opportunity to do so as she is still in her youth.