challenge: What is the origin of the species name 'caroli' in Neorossia caroli?
  
  A. It is derived from the Latin word for 'new' and 'rossia', a type of mollusk
  B. It is named after the discoverer of the species, Carolus Linnaeus
  C. It is a reference to the Carolinas, a region in North America
  D. It honors H. M. the King don Carlos of Portugal
  Answer: 