A study of seat belt users and nonusers yielded the randomly selected sample data summarized in the given table. Number of cigarettes smoked per day 0 1-14 15 and over Wear seat belts 168 30 50 Don't wear seat belts 150 25 77 At the 0.05 significance level, test the claim that the amount of smoking and seat belt use are related. The alternative hypothesis (H_1) is Select one: O a. None of the other answers in necessary true. O b. The amount of smoking does not relate to seat belt use O c. p_{0} = p_(1-14) = p_(15 and over) =1/3 O d. p_{wear seat belts) = p_(don't wear seat belts} O e. The amount of smoking is independent of seat belt use