![](https://cos-cdn.shuashuati.com/pipixue-wap/2020-1230-1107-56/ti_inject-812ce.png)
Look at the references at the end of the text. What useful information do these give?
A.
The list of references shows the various sources used as supporting evidence by the writer.
B.
The references shows little useful information.
C.
The references to official reports and organizations suggest that the sources are both reliable and current.
D.
The references are about relevant researches conducted by the writer.