Gathering information and data, since it refers to the key word: <em>timeline</em>.
Answer:
I would say A. Heart disease. Because Aids(HIV) can be transmitted through another persons saliva or bodily fluids, so you can take out all of the above option too.
Explanation:
Try to comfort the patient by asking a few questions in general about themselves learn to gain a little bit of trust in them and maybe they will be a little more willing to let you do your job so that they can get what they need to get done
