Questão 96717

Evaluate the use of the interjection 'hey' in the following contexts:

I. 'Hey! Get back here with my wallet!' (Used to attract attention forcefully and express alarm)

II. 'Hey, I haven't seen you in ages. How have you been?' (Used as a casual, friendly greeting)

III. 'Hey... I'm not so sure that's a good idea.' (Used to express hesitation or to gently introduce a contrary opinion)

Which statement accurately describes the pragmatic function of 'hey' across these examples?