Statement I: Global warming signifies the rise in global surface temperature.
Statement II : The increase of concentration of greenhouse gases in the atmosphere causes the rise in global surface temperature.

Options

A. Both the statements are individually true and Statement II is the correct explanation of Statement I
B. Both the statements are individually true but Statement II is not the correct explanation of Statement I
C. Statement I is true but Statement II is false
D. Statement I is false but Statement II is true