What Conclusion Did Epidemiologist Lynda Powell and Her Colleagues Reach

What conclusion did epidemiologist Lynda Powell and her colleagues reach after studying data on the effects of participation in organized religion on health?

A) People who attended religious services at least once a week have 25 percent fewer deaths than people who do not attend church.
B) The stress of conforming to church doctrine causes a 25 percent greater amount of deaths among dedicated churchgoers than non-goers.
C) There is no difference in the death rates of churchgoers and non-churchgoers.
D) Roman Catholics have the lowest death rates of all churchgoers and Baptists have the highest death rate.