“in a 2009 study, presented by the national academy of science, 97% of climate scientists agree that human activity is causing global warming." which of the following statements is best supported by this study? a. most climate scientists dispute the theory of human influence on global warming. b. global warming is most likely alarmist propaganda based on false data. c. global warming is definitely not caused by human influence on nature. d. most climate scientists believe that there is evidence that explains global warming. select the best answer from the choices provided a b c d