Respuesta :
No, the correct answer is:
How does secondhand smoke affect our health?
Explanation:
Think about it, is there an absolutely direct answer to the second question? Nope, it is a long explanation.
For the first question, the answer is either yes or no.
For the third question, the answer is a specific number (ex: 8 or 4)
For the fourth question, the answer is either yes or no.