Task: Question Answering
Input (English): A large rock breaks into small pieces within 10 years. Which process is most likely responsible for breaking the large rock into small pieces within 10 years?  
 (A) steady winds blowing throughout the years (B) gentle rain falling during each spring and fall (C) lack of rain falling during a four-year drought (D) water repeatedly freezing and thawing in a crack
Output (English): D