The respiratory system can be damaged from smoke inhalation and tar buildup from the chemicals used in tobacco, which can also harm the heart and blood vessels. Two conditions that can be caused from smoking are Heart Disease and Lung Cancer.
The correct answer is A.
Cigarettes stored in transparent units ensure that the product (cigarettes) will be visible to the consumers. This visual exposure while encouraging the consumer to buy the cigarettes, still complies with the rules imposed by the authorities.
The correct anwser is "A"