A specialization in urology that forces on minimally invasive surgical procedures is called an Endoscopy
I would say A. Because c and d r very dangerous if u think about it. And b is right in some situations. But if u do a then people can see whts going on if something happened because of the light. and it is safe. If wrong let me know. :D
Know that your dog is not conscious or in pain, even if he/she sounds or acts like he/she is
What can remove arery plaque is xomea