I believe one reason was that it was consensual between two young lover say 18 and 17 most 18 year olds would still be charged but given a second chance or should have been given.
Hisashige Tanaka's robots could be able to serve tea, A.
Most cultures had written tablets, writings, papers, etc that had dates and those were kept somewhere safe so we have it now and authors write them in textbooks that historians read
I believe the correct answer is D