Why does the west coast of the united states experience volcanic activity and earthquakes while the east coast does not? a) because the west coast does not lie on a plate boundary, while the east coast does. b) because the west coast lies on a thinner area of continental crust than the east coast does. c) because the west coast has more cities than the east coast does. d) because the west coast lies on a plate boundary, while the east coast does not.

How does an island of development promote economic development? a. islands of development contribute to mining industries because they continue to form mountains. b. islands of development have been ruled by dictators since the 1950s as part of an economicexperiment. c. islands of development promote international development by creating new islands. d. islands of development stimulate job creation in underdeveloped nations. select the best answer from the choices provided.0 000