Which One of the Following Statements About the Human Impact

Which one of the following statements about the human impact on Earth's ecology is CORRECT?

A) Agriculture has increased abundance and distribution of some species, while decreasing abundance and distribution of other species.
B) Humans commandeer as much as 25 percent of all photosynthetic production on land.
C) More atmospheric nitrogen is converted to ammonia by humans than by the rest of nature.
D) Human activities produce more carbon dioxide than do volcanoes.
E) All of these statements about the human impact on Earth's ecology are correct.