![](https://cos-cdn.shuashuati.com/pipixue-wap/2020-1230-1107-56/ti_inject-812ce.png)
Why virtual reality and other technology are used in studying human evolution?
A.
Researchers discussed them and decided to develop these technologies in research.
B.
Internet is widely used and the need for communicating via computers is becoming urgent.
C.
Limited access to original stones and hidden information in inaccessible interior made it necessary.
D.
It will be cheaper and more convenient.