The world has many areas that have something in common. Which geography theme focuses on common features? *

Impressions of tropical swamp plants were observed on rocks in polar regions. the impressions were dark black imprints, which means the fossils are examples of ( 1 ) the fossils tell us that polar regions ( 2 ) ( 1 ) a. carbonization b. mineralization c. trace fossils ( 2 ) a. had tropical plants that can grow in ice b. might have had a diffierent climate in the past c. will have abundent vegitation

In a command economy, the majority of goods and services are provided by the

Migrant workers who fill employment needs in their host country often send remittances to their home countries