This isn't hard to answer - A; because Japan had so many small, isolated islands, governing the entire country was often very challengin. Imagine being the emperor or just in charge of a country which was composed of hundreds of islands. For your decree to get into motion on all of them, it needed a lot of time.
Answer:
D
Explanation:
because if anyone who is slavery will not happy in here life and even he or she thinking about how he or she will be happy
This question was answered by Skrskr1717 Ambitious
papermaking, gunpowder, compass