A few years ago, Prakash contracted HIV, the virus that can lead to AIDS. Prakash is frequently an upbeat man and everyone around him liked his company. However, sometimes his best friend Geetha, can hear a ‘voice’ that is different from the one Prakash normally uses. For example, sometimes when Prakash says that he feels fine and that no one should be concerned about his health. Geetha hears a different message. During such conversations, Prakash frequently lapses into silence. He pauses awkwardly as he talks about his doctors appointments. He laughs at odd times, convincing Geetha that he is nervous, anxious and afraid of what the future holds.

Geetha was able to notice that something was wrong on the basis of: