To do the research, because research gives us insight on the topics we study more and can find things, we suspect the answer is that the car can prove.
The need for research The research gives us a better understanding of the topics we study more. And that we can find answers to questions that can prove it.
To do research for Research gives us knowledge of the topic that we study more and more. And can find the things we suspect as a response to the third bus to prove it.