Did reptiles or amphibians occur first?

Look at the photo i can’t do geography

Why did the belgian parliament pass laws to decentralize its government? a. to increase trade with neighboring luxembourg b. to decrease the political power enjoyed by the flemish c. to enable belgium to join the european union d. to reduce tensions between belgium's two main ethnic groups

Formidable obstacles of climate, terrain, and distance hinder exploitation of natural resources in russia. true false