Using a Camera Phone and the Fashion App to See

Using a camera phone and the Fashion app to see how an outfit looks on you is an example of what aspect of the consumer decision-making process?
1) Need recognition
2) Information search
3) Evaluation of alternatives
4) Purchase
5) Postpurchase behavior

A) 1, 2, 4, & 5
B) 3
C) 1, 2, & 3
D) 1 & 3
E) 2 & 3