单项选择题Which of the following statements is NOT true according to the passage
单项选择题It can be inferred from the passage that the author ______ Brad Rodu.
单项选择题Which of the following seems to be NOT true of smokeless tobacco
单项选择题The author seems to consider it to be ______ for those Swedish smokers to switch to smokeless tobacco.
单项选择题The following advantages of smokeless tobacco are listed EXCEPT that ______.