As someone married to a JW and who is friends with several others, I will say this: like any group of people, they can be a mixed bag. Some are more closeted and “in the truth” whereas others are more outgoing and “worldly”.
One the things that I actually admire about them (the individuals, mind you, not the Watchtower organization) is that they really seem to try and live by the teachings of the Bible and study it frequently. Much more so than, say, your average evangelical Protestant.
There is no rule that says the universe must make sense to human beings. In fact the more we learn about it - subatomic particles, quantum mechanics, the multiverse, etc. the stranger it becomes and the less it appears to operate in ways that are intuitive to our primitive primate brains.
Hell, even space and time might not be fundamental properties, and could themselves be abstractions which emerge from an even deeper underlying reality…
All of which is to say your list should have an extra option:
D. Who The Fuck Knows?