-The Trends Depicted in the Figure Are Best Explained By__________

Multiple Choice

-The trends depicted in the figure are best explained by__________ .

A) an increased use of fossil fuels,followed by recent regulations restricting the production and use of fossil fuels containing sulfur
B) a growth and subsequent decline in the global human population
C) an increased use of fossil fuels,followed by a recent decreased use of fossil fuels
D) an increased use of sulfur- containing fertilizers,followed by a recent replacement of those fertilizers with those that contain phosphorus and nitrogen rather than sulfur