In the later part of the twentieth century,the price of crude oil began to increase after decades of relatively steady prices,which of the following could explain this phenomenon?
A) Worldwide reserves have been increasing.
B) Worldwide demand has been increasing.
C) Global warming
D) Extraction technology has been degrading.

Question

Quizplus · Accepted Answer

The increase in crude oil prices in the later part of the twentieth century can be attributed to the worldwide increase in demand for it, which resulted from the growth of developing countries like China and India, and the continued reliance on fossil fuels for transportation and energy.

In the Later Part of the Twentieth Century,the Price of Crude