Edward is a 20-year-old college student. The student’s roommates tell the school nurse that their friend has seemed more moody than usual since a grandparent died of a COVID-19 infection last month. They also report that the patient sleeps all day and sometimes doesn’t wake up until noon or later. They tell the nurse that they invite the patient to go with them to the dining hall most meals, but he declines most of the time and, when he does go, he will only eat a few bites. Edward admits to feeling “empty most days” and “doesn’t do much most days” and that “nothing is really fun anymore.” Edward states he “abandoned his grandfather who died alone in the ICU.” The nurse determines his depressive symptoms may be complicated due to “survivor’s guilt” and identifies his grief as (choose the best answer):