How are drones currently used, and how will drone technology and legislation affect their future?
Explanation:
This is the research question that best addresses the topics that we want to discuss. In the writing prompt, we see that there are three main topics that we want to discuss. We want to know how drones are used at present, how they will be used in the future, and what laws are being created to regulate these. Option B is the one that best addresses all of these questions.
