This is a hard one and I can see why you decided to post it here. B is most definitely wrong but the other three are all neck and neck. There are both even pros and cons of A and C but I think it would be more reasonable to adopt a general routine. So I think the answer would be C.
The answer would be C. flavors :)
Answer:
is this a statement or a question?
Explanation:
there's no question mark, and the way you worded it is really strange.
Answer:
C. the infected cows were slaughtered and made into feed for other animals to eat
Explanation:
It is thought that BSE was spread via meat-and-bone meal fed to cattle. The practice of using this material as a source of protein in cattle feed has been common for several decades.
Hope this helps! :)