Briefing The Open Group Knowledge

Which version number in this convention indicates a high-level outline of the architecture?

TOGAF uses a version numbering convention to illustrate the evolution of the Baseline and Target
Architecture Definitions. Which version number in this convention indicates a high-level outline of
the architecture?

A.
Version 1.0

B.
Version 0.9

C.
Version 0.5

D.
Version 1.5

E.
Version 0.1