原油含胶状物质越高，在裂化过程中，就越易生成焦炭，使设备结焦。
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Which statement is true when you run the SQL Tuning Advisor with limited scope？（）
Access path analysis is not performed for the SQL statements.
B. SQL structure analysis is not performed for the SQL statements.
C. SQL Profile recommendations are not generated for the SQL statements.
D. The staleness and absence of the statistics are not checked for the objects in the query supplied to the SQL Tuning Advisor.
人际交往对自我意识的影响有哪些（）
A. 自我认识在交往中进行
B. 自我意识具有较强的主观性
C. 自我调节受人际关系影响
D. 自我体验来自于人际关系
E. 健全的自我意识是自我完善的重要条件
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