In the 2007 Massachusetts V

In the 2007 Massachusetts v. Environmental Protection Agency case, the Supreme Court ruled that

A) states cannot sue the federal government to limit greenhouse gases and combat climate change.
B) the federal government cannot sue states to limit greenhouse gases and combat climate change.
C) states can sue the federal government to limit greenhouse gases and combat climate change.
D) the federal government can sue states to limit greenhouse gases and combat climate change.