Select the Fallacy or Bad Argument Technique Which Occurs in the Following

Multiple Choice

Select the fallacy or bad argument technique which occurs in the following argument: So the government wants to make carbon offset payments compulsory for all domestic and international air travel. What's the point? That approach alone won't solve global warming.

A) Base rate fallacy
B) Begging the question
C) Post hoc ergo propter hoc
D) Perfectionist fallacy