What is the name of the zone bordering the pacific ocean that has extensive volcanic and seismic activity?
a. band of fire
b. circle of fire
c. halo of fire
d. ring of fire

Using complete sentences, explain the differences between a command economy and a market economy. what type of economic system is created when these two systems are combined? what are the benefits of combining these two systems?

¿cual es mas alta en baja california,la migracion o la inmigracion?

Hurricanes a. usually form over land b. usually intensify over land c. gain strength from ocean heat d. usually form over the poles