Which of the following statement about Library Statistic and reporting is true?

(A).Library statistics are quantitative and qualitative data about library services, library use and library users which are essential for revealing and confirming the outstanding value that libraries provide

(B). In circulation section, monthly records of issuance of books, periodicals can be a measure of library usage

(C). It also helps in comparing the services offered by a library with other libraries

(D). Library statistics are primarily divided into two basic categories – use and user studies.