Read the following context and choose the best option to answer the question.
Context: I have this massive headache today . I have n't eaten much ... which is good . I do n't even feel hungry . I do feel nauseated , as in if I move I might vomit .... it 's probably all the food I ' ve been binging on lately .
Question: What may be the reason for their illness ?
Options: 
A. They had caught germs from their food .
B. None of the above choices .
C. They had ate too much sugar .
D. They had been eating too much food lately .


D