B for sure
B for sure! It only makes sense to show off what you made. Plus the white looks generic and dated.
B (would prefer that the entire case is clear)
B, unless you can do an all-clear case.
B - it the physical embodiment of why you exist.
A (if it's not possible to combine A's clear body with the clear lid of B)... :-)
B , though I wish I could see what the bottom of A looks like.
Definitely B. While A looks cleaner, the purpose of this device is to teach people to build a computer and program it, so I think having the transparent case reinforces the idea of understanding what is going on inside etc.