Task: Question Answering
Input (English): Anne and her father find a 30-million year-old tropical plant fossil in Louisiana. Which question does the fossil help them answer?  
 (A) Were there mountains in Louisiana 30 million years ago? (B) What was the climate like in Louisiana 30 million years ago? (C) Were there earthquakes in Louisiana 30 million years ago? (D) What kind of animals lived in Louisiana 30 million years ago?
Output (English): B