【单项选择题】
Note the points about data dictionary views and dynamic performance views： <br /> 1.These are stored in the SYSTEM tablespace. <br /> 2.These are the based on the virtual tables. <br /> 3.These are owned by the SYSuser. <br /> 4.These can be queried by a normal user only if O7_DICTIONARY_ACCESSIBILTY parameter is set toTRUE. <br /> 5.V$FIXED_TABLE view can be queried to list the names of these views. <br /> Which statements listed describe the data dictionary views（）<p> Note the points about data dictionary views and dynamic performance views： <br /> 1.These are stored in the SYSTEM&
A、A.1 and 3
B、B.2，3，and 5
C、C.1，2，and 3
D、D.2，3，4，and 5
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