Is it ethical to use ‘big data’ in research?

This is a 2000 word university paper. The topic must not only merely describe but provide arguments pertaining to the topic : Is it ethical to use ‘big data’ in research? What limits, if any, ought there to be? You must come up with a thesis, give arguments, and consider alternative views. ARGUMENT: /6 ORGANIZATION: /6 CLARITY: /6 UNDERSTANDING: /6 OPPOSING VIEWS: /6 Grade=/30