as a result和 resulting from

jjjjjj

Contrary to earlier conjectures, it may be that (increased atmospheric CO2 as a result of burning ) fossil fuels would cool the globe by reducing the amount of solar energy absorbed by snow.
a.
b. increased atmospheric CO2 resulting from the combustion of

Why B is the answer?

猫猫头

as a result 前面要跟句子

zyh79

1。同意，as a result不能修饰名词，只能修饰句子
2。 burning与combustion区别： 动作与结果的区别

yiyuan05

AS A RESULT修饰整个句子，而不是修饰一个名词。
动名词BURNING强调燃烧这个动作，而COMBUSTION则强调这种燃烧动作的结果，表示一种状态。
此外，注意：在GMAT中，在选择用INCREASED 还是INCREASING修饰名词时，几乎都用前者。