Final answer:
Frailty is not synonymous with disability, identifying frailty can guide care decisions, and age is not included in the two most prominent frailty models.
Step-by-step explanation:
The correct statements about frailty are B. Identifying a patient as "frail" can help guide thinking about risks and benefits in choosing care paths. and C. Neither of the two most prominent models of frailty includes age as a factor.
The concept of frailty and disability are not synonymous, as frailty refers to a state of increased vulnerability to adverse health outcomes, while disability refers to a limitation in functioning.
Frailty is not typically irreversible, and its identification serves to initiate discussions regarding appropriate care and interventions to improve outcomes.