The first one "Both dynasties promoted in principles of Buddhism." is one of them (I'm positive) and I'm thinking the lats one "Both dynasties maintained a standing Army, but I'm not positive about this one!!
It’s B) slaves are not allowed to learn how to read or write.
Your answer would be 2.Richard Nixon.
He visited China in the year 1972!
Good luck!
Russia in 2014 Crimean war and in the first Crimean war (1854-1856)
No he for it but he didn’t want to