Question: The smallest known species of cactus, called Blossfeldia Liliputana, is named after

  Options: 
 A. The Hobbit characters by J. R. R. Tolkien
 B. a fictional island in Gulliver's Travels by Jonathan Swift
 C. Frodo Baggins from Lord of the Rings
 D. Bilbo Baggins from Lord of the Rings
Answer: B