Final answer:
The term ambiguous loss, as described by Pauline Boss, applies to the uncertainty experienced in situations like family disappearance, terminal illness diagnoses, and military deployment, but not to a family member getting a new job.
Step-by-step explanation:
Family therapist Pauline Boss coined the term ambiguous loss, which describes the emotional reactions of loved ones in uncertain loss situations. The situations that can evoke feelings of ambiguous loss include when a family member goes missing, is diagnosed with a terminal illness, or is deployed in the military. These are all circumstances where the presence or future of a loved one is uncertain, leading to psychological distress. However, when a family member gets a new job, this situation does not typically involve ambiguous loss because the outcome and presence of the loved one are not in question. Typically, a new job does not carry the same uncertainty or potential for loss as the other situations listed. In the context of grieving and loss, understanding ambiguous loss can be beneficial in processing complex emotions.