How did the United States respond to changes in the global economy? by joining NAFTA, the GATT, and the WTO

by erecting trade barriers to protect American goods

by strengthening laws to protect American workers.

by joining the European Union

Which statements explain reasons why unconformities occur? check all that apply. rocks along a fault break and move. igneous rock forms at earth’s surface. rocks erode and sediment is deposited. no sediment is deposited over a long time. igneous rock forms between sedimentary layers.

Which of these played the biggest role in increased urbanization in the late 1800s? a) transportation improved b) the military was stronger c) no one was farming anymore d) steam power was discovered

Which of the following had the most significant impact in supporting portugal's e fforts to control the indian ocean spice trade