Which of the following is an example of an open-minded question? a) is smoking in public places banned in the state of virginia? b) how does second-hand smoke impact your health? c) how many states ban smoking in restaurants? d) does east street grill on main street allow smoking? i will mark you as brainliest if !

I'm pretty sure the answer is: B. How does secondhand smoke affect our health?
According to Google, an open-ended question is designed to encourage full, meaningful answers, unlike a closed-ended question, which can be answered with "yes", "no" or any other short answer. B seems like the best option since the other questions do not encourage a full or lengthy answer.