Why Does Krakoff Discuss Various Things That People Are Doing

Why does Krakoff discuss various things that people are doing to respond to climate change?

A) To argue that the kinds of efforts she discusses are ineffective and irrational, given the temporal and spatial dispersion of the effects of carbon dioxide.
B) To show that some people have changed the way they think of their relationship to the planet and that this has helped them respond to climate change in helpful ways.
C) To identify the most effective ways that individuals and small groups can respond to climate change.
D) To suggest that local and regional initiatives can prevent catastrophic climate change even if international negotiations are not successful.