By 380 CE, Christianity was the official religion of D. the Roman empire.
<h3>What is Christianity?</h3>
It should be noted that Christianity are the followers of Christ and those who practice the religion.
In this case, by 380 CE, Christianity was the official religion of the Roman empire.
In conclusion, the correct option is D.
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Answer: It enabled the chinese people to navigate the seas and participate in sea trades.
Explanation:
It insipired china to expand It's army and conquer more territory
They would know the grounds better and have a better advantage.