Respiratory illnesses in developing countries are most likely to be caused by . Group of answer choices smoke and soot from indoor cooking and heating formaldehyde chloroform cigarette smoke asbestos

Chronic exposure to tobacco smoke, generally inhaled as cigarette smoke, is a risk factor for the development of respiratory illnesses in developing countries.

Respiratory diseases are those that affect the various structures that make up the respiratory system.

Therefore, we can conclude that breathing in environments with tobacco smoke causes long-term respiratory complications.

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