Probably D. It is a pretty vague fact that you can give lots of information on, you dont wont to give all your information in the thesis, but you want it to catch your readers attention.
Answer:
The development in technology.
Explanation:
It talks about the change in technology and how it's getting better.
Hope this helps!
You didn’t ask a question.
I'm not exactly sure what your asking but for animal diseases it would be a veterinarian
Hey! We need the numbers to do so!