【简答题】A.Because it is higher than the income of the average American families. B.Because farmers have little money left after paying all necessary expenses. C.Because the situation in small farms and large ...
【简答题】According to the EPA, the average American is expected to buy a new cell phone every 24 months. After new cell phones are purchased, old phones are either recycled or trashed. Over 80% of e-waste is e...