Which event launched a period of rapid industrialization and westernization in japan during the 19th century?
a. open door policy
b. taiping rebellion
c. opium wars
d. meiji restoration

disequilibrium means that either supply is greater than the demand for an available good, or that the demand for a product outstrips the available supply. it implies that the price for a is either too low creating large demand, or too high creating a large surplus of supply.

4 copper and gold, the california gold rush is why im pretty sure.