The Approximate Rise in the Surface Temperature of the Earth

The approximate rise in the surface temperature of the Earth during the last century is _____.

A) 0.2-0.5 °C
B) 0.6-0.9 °C
C) 1.2-1.5 °C
D) 1.6-1.9 °C
E) 2.1-2.3 °C