In recent years the consumption of cobalt, which is used in the manufacture of batteries for electric automobiles, has risen but the price of cobalt has fallen. This is because the supply of cobalt has ________ and the demand for cobalt has ________.
A) decreased; increased
B) decreased; also decreased
C) increased; decreased
D) increased; also increased

Question

Quizplus · Accepted Answer

The supply of cobalt has increased to meet the rising consumption, and the demand for cobalt has also increased due to its use in electric automobile batteries. Despite the increased demand, the price has fallen because the supply has increased sufficiently to meet or exceed this demand.

In Recent Years the Consumption of Cobalt, Which Is Used