Final answer:
True, tobacco is the leading cause of preventable death in the United States, substantially reducing life expectancy and causing various diseases, especially cancer, cardiovascular, and respiratory diseases. The correct option is A).
Step-by-step explanation:
The answer to the question 'Tobacco is the leading cause of preventable death in the United States' is A) True. Smoking is a major cause of chronic respiratory disease, cardiovascular disease, and cancer.
The Centers for Disease Control and Prevention (CDC) outlines tobacco use as the single most important preventable risk to human health in developed countries, leading to early death worldwide.
Regular smokers, on average, die about a decade earlier than non-smokers, and almost half of all individuals who smoke will succumb to tobacco-related diseases. The tragic reality is further underscored by findings that long-term smokers can expect their lives to be cut short by as much as 18 years. Option A) is the correct one.