Task: Question Answering
Input (English): A scientist performs an experiment which suggests a new explanation for the digestion of certain proteins in humans. These results should first be communicated to the scientific community by which means?  
 (A) submission of an article to a peer-reviewed journal (B) inclusion of the new explanation in a biology textbook (C) posting observations and conclusions on the scientist's website (D) inviting reporters from many organizations to a press conference
Output (English): A