Task: Question Answering
Input (English): Question: Regarding the use of virtual reality on display, what is the correct answer? 
 Options:  <1> It totally replaces the real exposure. <2> Any real stimulus can be programmed with accuracy virtually. <3> Virtual reality allows the therapist to build a clinically meaningful environment. <4> Studies indicate better results than imaginative techniques. <5> Patients usually do not present difficulties in the virtual context.
Output (English): 3