Why Did Consumption Growth Accelerate in 2010 for All Regions

Why did consumption growth accelerate in 2010 for all regions?

A) Industrialized countries experienced sharp decreases in energy demand in 2009 following the global financial crisis but recovered firmly in 2010
B) Industrialized countries experienced sharp increases in energy demand in 2009 following the global financial crisis but recovered firmly in 2010
C) Developing countries experienced sharp decreases in energy demand in 2009 following the global financial crisis but recovered firmly in 2010
D) Developing countries experienced sharp increases in energy demand in 2009 following the global financial crisis but recovered firmly in 2010