The word "doldrums" in the sentence "Even the euro area is emerging from the doldrums".

A． Global growth is less lopsided than for many years
B． a comparison of economies of the three engines of the global airplane.
C． America's impact on the world's economy
D． The three economy's contribution to the world economy

A． Big corporations: pioneer of environmentalism
B． Consumer demand and development of green tag
C． Green tag and its extra cost.
D． Transformation from car devotee to environmentalist