Answer: All options are correct.
Explanation:
Trade and commerce between civilizations helped to :
1) exchange new ideas
2) Spread languages
3) Share new inventions
4) Make people rich.
If there is trade between two different civilizations, then they will exchange their ideas and it would help in building new ideas.
Two different civilization have their own language. So, with the help of trading, they spread their languages across the civilizations.
They would share new inventions too and by trading their people will become rich at the end.
Hence, All options are correct.
