What is happening in Shanghai and why

What is the theme of "the story of the fisherman"?

Given: circle a externally tangent to circle b. how many possible common tangents to circles a and b can exist? 2 3 4

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