Why Elizabeth Holmes? Because she frequently wore a black turtleneck? I wouldn't say she 'nearly always' wore it, and I don't think she ever wore jeans or white sneakers.
You are correct. The wolverine is not the state animal of Michigan. Rather, Michigan is sometimes referred to as the "Wolverine State". The current wording of this question does not however ask about Michigan being the _____ State. More accurate wording (but still relatively short) would be "...with an animal often associated to Michigan?"
What actor did X over 60 years ago? You can't expect people to know this. 50 years ago, seems the longest time you can expect someone to know any question about movies, TV, sports, etc.
Many people are, in fact, aware of things that happened before the 1970s. And 58% of people did know it, so it's not nearly as unreasonable as you seem to think.
"You saw her bathing on the roof,
her beauty in the moonlight overthrew you".
Also respect to Leonard Cohen mind.
all sources seem to mention the white-tailed deer.