Answer:
D. All of em
Explanation:
Catheter (tube) is pretty much inserted to do all of this. Rarely, if we want to get urine specimen, we literally stab the bladder with a syringe to get it, but very rare.
I believe the answer is A
Several ways : make time for the things you enjoy, learn how to relax, figure out what's causing the stress and work towards a positive solution, exercise is a great way to stimulate those good endorphin's, and try to socialize with people you LIKE being around.