The two geographic features are The Andean Mountain range and the Amazon river basin in the northern and central regions of the continent.
Adopting a single currency is essential to having a smooth internal economy. When many states trade with different currencies within a closed environment, people who wish to buy products across boundaries have to convert currencies, which usually involves a fee.
You could write about volunteering for example
Everything was more dangerous and child labor was super high because they could fit in small places and can recover better
Foreign trade of the United States comprises the international imports and exports of the United States.
