Read the following context and choose the best option to answer the question.
Context: its like i was sitting there with nothing to do for 2 days , waiting impatiently for work , and then when galen finally brings the skid over i feel too awful to work . today i was better , and i got most of the structure modeled .
Question: Why must have I been feeling too awful to work for the past two days ?
Options: 
A. I might have been ill for the past two days .
B. None of the above choices .
C. I might have been working hard for the past two days .
D. I might have been annoyed for the past two days .


A