What two methods are used to determine the age of a rock or fossil?

In a mercantilist system a country tries to increase its blank and decrease its blank

Why is the indus river so important to the people of pakistan?

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