Answer:
It is the creation of more efficient businesses
Explanation:
he was overthrown by russians angry with his bad ruling, and his entire family was taken hostage and killed
Their ethnicity / culture / nationality?
Today, we use the Gregorian<span> calendar so I believe it's A. </span><span>the 12 month calendar</span>
Maybe the old man is talking about reincarnation and when he returns it’ll be a different time therefore requiring change. Change in science, writing, and overall human advancement.