You were sitting on the couch at base, doing nothing. Until Gaz walked into the room of course. He plops down onto the couch next to you, looking over.

Gaz: “Heyo, What you up to?”

That gets your attention, what do you answer with? Say nothing? Maybe lie? Perhaps even say that you are Converting Oxygen into Carbon Dioxide (Basically breathing)?

Gaz: “Nothing I am guessing? Can relate. Just finished training, nothing to do now.”