Answer:
Trade helped people exchange culture, resources, and ideas. so in other words C hope i helped
the main source of air population in the world today is carbon emissions from cars and trucks
Pollution emitting from vehicles such as cars trains and even planes has an immense impact given the sheer number of traffic and number of vehicles in the world today
Answer:
The non violent protests weren't working for them.
Explanation:
I mean it makes sense right? If something your doing isn't working you'd change it up.
