One would add first names if there were multiple authors mentioned with the same surname. If there are many more authors one would add "et al." inside of the parentheses. If the name of the author is unknown then one would add the title of the work which is being cited.
Answer:
A) Some human foods are not fit for animal consumption.
Explanation:
bc i j did it
Ok so whats the question?
Answer:
the answer is b. Dr. Mr. Enfield
Explanation:
I hope i helped you out