The the Byzantine Empire tolerated Christianity this led to greater unification in the empire since many regions that had previously been persecuted were free to engage with society.
I believe it is the last option... "Its political system cannot be easily changed.
1. Most fruit and vegetables are only ready to be harvested at a specific time of the year, mainly Autumn.
2. Helium will eventually run out because the process to create it takes over millions of years.
This answer is false you should know that