I also made another block sample for my Monday night modern quilt group bee that we are planning. At our last meeting we realised that coming up with a bee block is not quite a simple as it seems, especially if you want to give people a bit of a chance to be creative. I think I prefer the second colourway I have tried and will probably use Kristy's suggestion to sash each block as well.
Option A - solids only:
Option B - prints and solids: