Answer:
Some advantages of this device is that it could detect diseases that you (or a doctor) can't immediately feel or see, like cancer. It could also help people who don't like to go to doctor's offices, or people that live in remote areas without access to medical care.
Explanation:
The answer is self explanatory.
Answer:
D. Communicating about sex with strangers
Explanation:
I guess it is just a common sense thing.