Question

The graph shows the relative risk of lung cancer and the intensity of smoking in men.

Which one of the following statements is supported by the data in the graph?

a. The number of cigarettes smoked per day increases with age

b. The risk of lung cancer increases with age in men.

c. Smoking less than 10 cigarettes per day poses almost no risk of cancer

d. The risk of lung cancer increases with the years of smoking​

Answer 1

Answer:

(d) is the right answer.