Perhaps the most successful way we've been able to use light to transfer information is fiber optics. ... Through rapid changes in the light, you can send highly complex signals down the cable. These are most often used either for high speed internet connections, or for sending sound signals to home theater systems.
Failure. Why we fail, How we fail. Who thinks we fail. and how it leads to success even though we don't know if we're really successful.
This is very complicated Don't know but I hope you find out
The answer for this one would be D. Nurse None of the other ones are classified as medical!
A. beautician is someone who's job is hairstyling and giving beauty treatments
B. A chef or cook is definitely not in the medical fields
C. And like a beautician, a manicurist deals with doing nails and beauty treatments
~I hope this helped!~