Research Suggests Which of the Following Individuals Typically Will Suffer

Research suggests which of the following individuals typically will suffer the most from "death anxiety"?

A) Carlos, a 22-year-old college student, full of purpose and zest for life, an atheist.
B) Richard, a 72-year-old retired mechanic, a devoted Muslim, and has no regrets in life.
C) Katie, an 89 year old widow, an active member in the United Methodist Church.
D) Aretha, a 49 year old housewife, regrets that she did not college; she believes in an afterlife, but she's not sure she earned a place in it.