Lung cancer is the leading cause of cancer death for both men and women in the United States. More people die of lung cancer than of colon, breast, and prostate cancers combined. Lung cancer is fairly rare in people under the age of 40. The average age of people found to have lung cancer is 60. In 2021 there will be about 228,150 new cases of lung cancer in the United States. About 142,670 people will die of this disease. The population of the United States in 2021 is 332,915,073. a. Calculate the annual incidence rate of lung cancer in the US in 2021. (5 points) b. Calculate the mortality rate of lung cancer in the US in 2021. (5 points)