(14) It may be meat, a prepared diet such as ZuPreem or Mazuri, but a combination of both.
Look at the underlined section marked (14). Choose the answer that best corrects this sentence, if appropriate.
A)	Correct as is.	
B)	It may be meat, a prepared diet such as ZuPreem or Mazuri, or a combination of both.	
C)	It may be meat, a prepared diet such as ZuPreem or Mazuri, yet a combination of both.	
D)	It may be meat, a prepared diet such as ZuPreem or Mazuri, nor a combination of both.