Detailed Instructions: You are given a conversation between two people. 'Person1:' and 'Person2:' are used to separate their respective dialogues. You are required to assign a label 'formal' if there is an absence of emotion and a presence of questions anywhere within the conversation. If such pattern is not found assign the label 'informal'.
Q: Person1: What do you think of the test ?
Person2:Rather difficult . How about you ?
Person1: It wasn't too bad . Were you nervous ?
Person2:Rather . I'm afraid I didn't do very well .
Person1: Oh , I wouldn't worry about it .
Person2:That's because you did well .
Person1: No , I wouldn't worry about you .
Person2:Why ?
Person1: It seems to me that you always do better than you say .
A:
informal