>>22325978>so are the other answersYeah, the other answers are total nonsense. C makes the most sense but it's still a strawman. The passage doesn't imply anyone making a determination about the authenticity of prints "based solely" on the presence titanium. It says this piece of evidence supports an existing hypothesis about B-36, which suggests there were other reasons to suggest it came from the same press, and it also says that you can't dismiss the Vinland Map out of hand anymore, because the presence of titanium in the ink can no longer be construed as a complete anomaly.