Task: Text Categorization
Input (English): Context: Symphyotrichum laeve (Smooth aster Smooth leaved aster or Glaucous Aster) is a flowering plant native to the United States and North America.
Question: The document can be classified to which topic? 
Options: 1)Film, 2)Village, 3)Artist, 4)Plant, 5)MeanOfTransportation
Output (English): 4