More recently, chatbots, which are computer programs with AI techniques on apps
, have been develpoped in order to present useful information whenever users
request ______
A) it
B) its
C) their
D) them
这题答案是A。
想请问板大们为何是A不是D? 是因为非生命体的关系吗？
感谢大家！

information?

楼上正确

谢谢大家！