  Most of the individual Arguments in D2 are logically interconnected. The exceptions are D2A1C1, D2A1C2, D2A8C2, D2A10C1, D2A12C, D2A18C, D2A19C, D2A20C1, D2A20C2, and D2A24C, which do not depend on any previously established conclusions. (For details, see Rickless (2007, 138–187).)