题目内容：
Which of the following statement about an indicative abstract is true?
A.An indicative abstract needs to be longer than several sentences for it must adequately summarize all of the information.
B.An indicative abstract merely includes information about the purpose, scope and methods used to arrive at the findings available.
C.An indicative abstract indicates the subject and the main findings of the paper and goes into a detailed step-by-step account of the process involved.
D.An indicative abstract is often used in theoretical papers, commentary articles, and in some circumstances, conference proceedings.
参考答案：