A. Darren was eating the roast chicken greedily because he was very hungry.
Feedback The adverb of manner should be placed either in the end of the clause or before the verb. Here we place it at the end of the clause: 'was eating the roast chicken greedily'. We could also say 'was greedily eating'.
B. Darren was eating greedily the roast chicken because he was very hungry.
C. Darren greedily was eating the roast chicken because he was very hungry.
D. Darren was eating the roast chicken because he was very hungry greedily.