Which individual in the emergency department should be considered at highest risk for completing suicide?

A 38-year-old single, African American female church member with fibrocystic breast disease.

An adolescent Asian American girl with superior athletic and academic skills who has asthma.

A 79-year-old single, white male diagnosed recently with terminal cancer of the prostate.

A 60-year-old married Hispanic man with 12 grandchildren who has type 2 diabetes.