What was the original idea that led to the development of the collectible card game Legend of the Five Rings?

A. A conversation between John Zinser and David Seay about the 1980 role-playing game Bushido
B. A conversation between Jolly Blackburn and John Zinser about the game industry
C. A conversation between John Zinser and David Seay about the 1980 role-playing game Dungeons & Dragons
D. A conversation between Robert Abramowitz and Ryan Dancey about card game mechanics
Answer: 