建立大数据安全管理制度，实行数据资源（）管理，保障安全高效可信应用。
A.法律法规
B.监督运行
C.安全评估
D.分类分级
参考答案：D
— Did you look up the time of trains to Shanghai?
— Yes, the earliest train is ___ to leave at 5:30 am. [ ]
A. likely
B. about
C. possible
D. due
内部归因
