C) improved resistance to future stressors
Well she most likely broke her ankle or popped it out of place or something. I would try to get her to the nearest emergency room so things won't get worse than it already is, or if I'm not able to go I would most definitely call 911 so they can send the paramedic's.
HIV is transmitted through bodily fluids so if they cut the previous customer with an instrument in which they didn't clean and then cut you with the same instrument, if the previous customer had HIV you would now have it as well.
1. Special Olympics
2. no television contracts