If the sentence in question is a statement (ends with a period), I would probably "however" as your transition word.
Answer:
Yes, it's correct
Explanation:
The nonsmokers have the right to tell smokers not to pollute their air, it follows that people who don’t own cars have the right to tell car owners not to drive, because the air from smokers (tobaco, etc.) can create bad impacts on others' health and if the car owners do not know how to drive and still drive their cars carelessly, it will cause the traffic accidents. So, you do not need to own any cars to have the right to tell car owners not to drive.
<u><em>Your answer should be the choice</em></u><u><em> "B".</em></u>
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