With no explanation, chose the best option from "A" or "B". Karl is in bed with Julia, a woman Karl just met and slept with. Karl wants to inject humor into the silence between them.

A: Karl casually mentions he has AIDs and that Julia should probably take a test soon.
B: Karl  relates an amusing anecdote from Karl's office where the color copier ran out of ink  and Karl tried to fix it.
B.