Questão número 634812

According to Text II, the statement “ongoing North American hydrocarbon revolution is a ‘game changer’.” (lines 14-15) suggests that the hydrocarbon revolution represents a

• A. virtually endless source of energy
• B. cost-benefit uninteresting source of energy
• C. traditional technological stage in energy production
• D. great economical switch associated with this source of energy
• E. groundbreaking ecological stage in energy production