The Death Rate Per 100,000 for Lung Cancer Is 7

The death rate per 100,000 for lung cancer is 7 among nonsmokers and 71 among smokers. The death rate per 100,000 for coronary thrombosis is 422 among nonsmokers and 599 among smokers. The prevalence of smoking in the population is 55%. The relative risk of dying for a smoker compared to a nonsmoker is:

A) 9.1 for lung cancer and 0.30 for coronary thrombosis.
B) 9.1 for lung cancer and 1.4 for coronary thrombosis.
C) 10.1 for lung cancer and 8.4 for coronary thrombosis.
D) 10.1 for lung cancer and 1.4 for coronary thrombosis.
E) 12.4 for lung cancer and 1.7 for coronary thrombosis.