I'm uncomfortable with filling out paperwork. So I got stressed and didn't finish the test.
And yes, there's a lot of answers that have changed a lot since I was younger, now that I've worked on a lot of stuff. But if you read the first page, they are aware of that issue, and you can register very simply and anonymously with them, so they can gather information over time.
I don't think that reverance or respect for the dead needs the dead to be hidden from sight completely. It is the attitude that you bring, as a witness to a dead body, that matters, not the display and witnessing of a dead body, per se.