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[单选题]Clinicians and researchers still" debate" whether excessive use of cellphones or other technology can constitute an addiction. It wasn’t included in the latest update to the DSM-5, the American Psychiatric Association's definitive guide for classifying and diagnosing mental disorders. But given the ongoing debate, "we decided to see if phantom buzzes and rings could shed some light on the issue." What can we know from the quatation mark parts?HVH答案窝(daanwo.com)-大学生作业答案及考资分享平台
APhantom buzzes caused the debate between researchers.HVH答案窝(daanwo.com)-大学生作业答案及考资分享平台
BThe researchers are not sure about the addition.HVH答案窝(daanwo.com)-大学生作业答案及考资分享平台
CPhantom buzzes may provide researchers with some evidence on this issue.HVH答案窝(daanwo.com)-大学生作业答案及考资分享平台
DThe researchers decided to study mental disorders.

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